{"id":65257,"date":"2026-05-29T09:51:51","date_gmt":"2026-05-29T04:21:51","guid":{"rendered":"https:\/\/www.oliveboard.in\/blog\/?p=65257"},"modified":"2026-05-29T09:51:52","modified_gmt":"2026-05-29T04:21:52","slug":"how-to-solve-percentage-questions-quickly","status":"publish","type":"post","link":"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/","title":{"rendered":"How to solve Percentage Questions? Attempt Live Quiz"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_77 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of content<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/#How_to_solve_percentage_questions_quickly\" >How to solve percentage questions quickly?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/#Important_Percentage_Questions_PDF\" >Important Percentage Questions PDF<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/#Practice_Percentage_Questions_Live\" >Practice Percentage Questions Live<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/#Sign_Up\" >Sign Up<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/#Login\" >Login<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/#Forgot_Password\" >Forgot Password<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/#i\" >&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/#FAQs\" >FAQs<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>Percentages and ratios form the base for solving questions from many topics (data interpretation, age problems, simplification, etc.) and hence it becomes an important topic for quantitative section of any exam whether it is SSC, RRB or Banking. The questions based on these topics are usually easy and thus the speed of solving a question is based on how quickly you can solve these questions. In today\u2019s blog we will be discussing on how to solve percentage questions quickly.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-solve-percentage-questions-quickly\"><span class=\"ez-toc-section\" id=\"How_to_solve_percentage_questions_quickly\"><\/span><strong>How to solve percentage questions quickly<\/strong>?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Percentage is a number or ratio&nbsp;expressed as a fraction of 100. While solving problems, converting the percentages into fractions will save a lot of calculation and hence reduce the time required for solving. The table below depicts some percentages to fractions conversion:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft\"><img loading=\"lazy\" decoding=\"async\" width=\"880\" height=\"514\" src=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2020\/11\/percentage2.png\" alt=\"Solve percentage questions quickly\" class=\"wp-image-65259\"\/><\/figure><\/div>\n\n\n<p>Apart from the above table, the following points are also important.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Topic<\/strong><\/td><td><strong>Formula<\/strong><\/td><td><strong>Key Point<\/strong><\/td><\/tr><tr><td><strong>Successive Increase\/Decrease (Two Changes)<\/strong><\/td><td>Effective change = x + y + (x\u00d7y)\/100<\/td><td>Increase is taken as <strong>+ve<\/strong> and decrease as <strong>\u2013ve<\/strong><\/td><\/tr><tr><td><strong>Successive Increase\/Decrease (Three Changes)<\/strong><\/td><td>Effective change = {[(100+x)\/100 \u00d7 (100+y)\/100 \u00d7 (100+z)\/100] \u2013 1} \u00d7 100%<\/td><td>Used for multiple profit, loss, discount, or depreciation changes<\/td><\/tr><tr><td><strong>Constant Amount in Mixture<\/strong><\/td><td>Quantity of New Mixture \u00d7 New % = Quantity of Old Mixture \u00d7 Old %<\/td><td>Useful in alcohol-water and milk-water mixture problems<\/td><\/tr><tr><td><strong>Increase\/Decrease in Consumption<\/strong><\/td><td>Change in consumption = |r| \/ (100 + r) \u00d7 100<\/td><td>Used when expenditure remains constant despite price change<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/ssc-cgl-maths-topic-wise-questions-pdf\/?ref=contmk-blog-percentage\" target=\"_blank\" rel=\"noreferrer noopener\">Attempt Maths Topic Wise Questions<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-important-percentage-questions-pdf\"><span class=\"ez-toc-section\" id=\"Important_Percentage_Questions_PDF\"><\/span>Important Percentage Questions PDF<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Struggling with Percentage questions in <a href=\"https:\/\/www.oliveboard.in\/ssc-exams\/?ref=contmk-blog-percentage\" target=\"_blank\" rel=\"noreferrer noopener\">SSC<\/a>,\u00a0<a href=\"https:\/\/www.oliveboard.in\/banking-insurance-exams\/?ref=contmk-blog-percentage\" target=\"_blank\" rel=\"noreferrer noopener\">Bank<\/a> or <a href=\"https:\/\/www.oliveboard.in\/railway-exams\/?ref=contmk-blog-percentage\" target=\"_blank\" rel=\"noreferrer noopener\">Railways<\/a> exams? You are not alone as it is one of the most commonly tested and often misunderstood topics in the Quantitative Aptitude section. That is exactly why we have created this FREE e-book with important Percentage questions, carefully selected based on the latest SSC exam trends.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/50-important-percentage-questions-for-ssc-exams\/?ref=contmk-blog-percentage\" target=\"_blank\" rel=\"noreferrer noopener\">Download Free E-book Here<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-practice-percentage-questions-live\"><span class=\"ez-toc-section\" id=\"Practice_Percentage_Questions_Live\"><\/span>Practice <strong>Percentage Questions <\/strong>Live<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Percentage is an important topic in competitive exams. Below are some questions to help you practice live and improve your score.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n<meta charset=\"UTF-8\">\n<link rel=\"stylesheet\" href=\"https:\/\/courses.oliveboard.in\/edge\/css\/login-modal-for-blog.css\">\n\n<style>\n#quiz-1-sticky-header {\n  position: sticky;\n  top: 0;\n  z-index: 100;\n  background: #1565c0;\n  color: #fff;\n  padding: 12px 20px;\n  border-radius: 10px 10px 0 0;\n  display: flex;\n  justify-content: space-between;\n  align-items: center;\n  font-size: 16px;\n  font-weight: bold;\n  box-shadow: 0 2px 8px rgba(0,0,0,0.2);\n  margin: -20px -20px 20px -20px;\n}\n\n#quiz-1-score-badge {\n  background: rgba(255,255,255,0.2);\n  padding: 4px 12px;\n  border-radius: 20px;\n  font-size: 15px;\n  white-space: nowrap;\n}\n#quiz-1 * { box-sizing: border-box; }\n\n#quiz-1 .quiz-container {\n  max-width: 700px;\n  margin: auto;\n  padding: 20px;\n  background: #fff;\n  border-radius: 14px;\n  box-shadow: 0 6px 16px rgba(0,0,0,0.12);\n}\n\n#quiz-1 h2 {\n  text-align: center;\n}\n\n#quiz-1 .question {\n  margin-bottom: 22px;\n}\n\n#quiz-1 .question p {\n  font-weight: bold;\n}\n\n#quiz-1 button {\n  width: 100%;\n  padding: 12px;\n  margin: 6px 0;\n  border: none;\n  border-radius: 6px;\n  background: #e0e0e0;\n  color: #000;\n  font-size: 16px;\n  cursor: pointer;\n}\n\n#quiz-1 button:hover {\n  background: #d5d5d5;\n}\n\n#quiz-1 button.correct {\n  background: #4caf50;\n  color: #000;\n}\n\n#quiz-1 button.wrong {\n  background: #f44336;\n  color: #000;\n}\n\n#quiz-1 button.locked {\n  pointer-events: none;\n}\n\n\/* SUMMARY *\/\n#quiz-1 .final-summary {\n  margin-top: 40px;\n  padding: 20px;\n  border-radius: 14px;\n  background: #fafafa;\n  border: 2px solid #4caf50;\n}\n\n#quiz-1 .final-summary h3 {\n  text-align: center;\n  margin-bottom: 20px;\n}\n\n#quiz-1 .summary-row {\n  display: grid;\n  grid-template-columns: 120px 1fr 40px;\n  gap: 10px;\n  align-items: center;\n  margin-bottom: 12px;\n  font-weight: bold;\n}\n\n#quiz-1 .summary-bar {\n  height: 14px;\n  background: #ddd;\n  border-radius: 10px;\n  overflow: hidden;\n}\n\n#quiz-1 .bar-fill {\n  height: 100%;\n  width: 0%;\n}\n\n#quiz-1 .bar-attempted { background: #2196f3; }\n#quiz-1 .bar-correct { background: #4caf50; }\n#quiz-1 .bar-wrong { background: #f44336; }\n#quiz-1 .bar-unattempted { background: #9e9e9e; width: 100%; }\n\n#quiz-1 .final-score {\n  text-align: center;\n  font-size: 22px;\n  margin-top: 20px;\n}\n\n#quiz-1 .score-value {\n  font-size: 30px;\n  margin-left: 8px;\n}\n<\/style>\n<\/head>\n\n<body>\n<div id=\"quiz-1\">\n  <div class=\"quiz-container\">\n<div id=\"quiz-1-sticky-header\">\n  <span> Practice Percentage Questions Live <\/span>\n  <span id=\"quiz-1-score-badge\">Score: <strong id=\"quiz-1-score-value\">0.00<\/strong><\/span>\n<\/div>\n\n    <!-- QUESTIONS -->\n\n<div class=\"question\" data-answered=\"false\">\n  <p>1. A is 150% of B and B is 40% of C. If A + B + C = 20, then the value of 2B + 3C \u2013 4A is:<\/p>\n  <button data-correct=\"false\">14<\/button>\n  <button data-correct=\"false\">15<\/button>\n  <button data-correct=\"true\">16<\/button>\n  <button data-correct=\"false\">20<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>2. The population of a town increased by 15% in 2018 and 10% in 2019. Due to a pandemic, it decreased by 10% in 2020. What was the percentage increase in the population of the town in 3 years?<\/p>\n  <button data-correct=\"false\">17.5%<\/button>\n  <button data-correct=\"false\">12.5%<\/button>\n  <button data-correct=\"true\">13.85%<\/button>\n  <button data-correct=\"false\">15%<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>3. One-third of 1206 is what percent of 134?<\/p>\n  <button data-correct=\"false\">125%<\/button>\n  <button data-correct=\"false\">150%<\/button>\n  <button data-correct=\"true\">300%<\/button>\n  <button data-correct=\"false\">250%<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>4. In an examination, 80% of candidates passed in English and 85% in Mathematics. If 73% passed in both, then what percent failed in both?<\/p>\n  <button data-correct=\"false\">17<\/button>\n  <button data-correct=\"true\">8<\/button>\n  <button data-correct=\"false\">15<\/button>\n  <button data-correct=\"false\">35<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>5. The population of a town increases every year by 4%. If its present population is 50,000, then after 2 years it will be:<\/p>\n  <button data-correct=\"false\">54900<\/button>\n  <button data-correct=\"true\">54080<\/button>\n  <button data-correct=\"false\">55000<\/button>\n  <button data-correct=\"false\">53900<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>6. Mr Ajay spends 50% of his monthly income on household items and out of the remaining, he spends 25% on travelling, 30% on entertainment, 15% on shopping and saves Rs. 900. What is his monthly income?<\/p>\n  <button data-correct=\"false\">9000<\/button>\n  <button data-correct=\"true\">12000<\/button>\n  <button data-correct=\"false\">6000<\/button>\n  <button data-correct=\"false\">None of these<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>7. In a class of 60 students and 5 teachers, each student got sweets equal to 20% of total students and each teacher got sweets equal to 30% of total students. Total sweets were:<\/p>\n  <button data-correct=\"false\">700<\/button>\n  <button data-correct=\"false\">810<\/button>\n  <button data-correct=\"false\">805<\/button>\n  <button data-correct=\"true\">900<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>8. In a school, 40% students play football and 50% play cricket. If 18% play neither, then the percentage playing both is:<\/p>\n  <button data-correct=\"true\">8<\/button>\n  <button data-correct=\"false\">22<\/button>\n  <button data-correct=\"false\">30<\/button>\n  <button data-correct=\"false\">40<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>9. In a garden, 60% trees are coconut, 25% of coconut trees are mango, and 20% of mango trees are apple. If apple trees are 1500, total trees are:<\/p>\n  <button data-correct=\"false\">45000<\/button>\n  <button data-correct=\"false\">48000<\/button>\n  <button data-correct=\"true\">50000<\/button>\n  <button data-correct=\"false\">52000<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>10. The number that is to be added to 10% of 320 to make the sum equal to 30% of 230 is:<\/p>\n  <button data-correct=\"false\">23<\/button>\n  <button data-correct=\"true\">37<\/button>\n  <button data-correct=\"false\">32<\/button>\n  <button data-correct=\"false\">53<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>11. In an examination, A got 25% more marks than B, B got 10% less than C, and C got 25% more than D. If D got 320 marks, then A got:<\/p>\n  <button data-correct=\"false\">360<\/button>\n  <button data-correct=\"false\">400<\/button>\n  <button data-correct=\"false\">405<\/button>\n  <button data-correct=\"true\">450<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>12. If 30% of A is added to 40% of B, the answer is 80% of B. What percentage of A is B?<\/p>\n  <button data-correct=\"false\">30<\/button>\n  <button data-correct=\"false\">40<\/button>\n  <button data-correct=\"false\">70<\/button>\n  <button data-correct=\"true\">75<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>13. A number is divided into two parts such that 80% of first part is 3 more than 60% of second part and 80% of second part is 6 more than 90% of first part. The number is:<\/p>\n  <button data-correct=\"true\">125<\/button>\n  <button data-correct=\"false\">130<\/button>\n  <button data-correct=\"false\">135<\/button>\n  <button data-correct=\"false\">140<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>14. If 80% of A = 50% of B and B = X% of A, then X =:<\/p>\n  <button data-correct=\"false\">150<\/button>\n  <button data-correct=\"true\">160<\/button>\n  <button data-correct=\"false\">300<\/button>\n  <button data-correct=\"false\">400<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>15. On a test of 250 questions, Johnny answered 40% of first 125 correctly. What percent of remaining 125 must she answer correctly to score 60% overall?<\/p>\n  <button data-correct=\"false\">150<\/button>\n  <button data-correct=\"false\">160<\/button>\n  <button data-correct=\"true\">80<\/button>\n  <button data-correct=\"false\">400<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>16. In a school of 100 students, 60% are boys, 40% of boys play hockey, girls don\u2019t play hockey, and 75% girls play badminton. Number of students who play no game is:<\/p>\n  <button data-correct=\"false\">30<\/button>\n  <button data-correct=\"false\">20<\/button>\n  <button data-correct=\"false\">10<\/button>\n  <button data-correct=\"true\">46<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>17. If 125% of x is 100, then x is:<\/p>\n  <button data-correct=\"false\">40<\/button>\n  <button data-correct=\"true\">80<\/button>\n  <button data-correct=\"false\">100<\/button>\n  <button data-correct=\"false\">120<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>18. A candidate scoring 30% fails by 5 marks, while another scoring 40% gets 10 marks more than pass marks. Minimum pass marks are:<\/p>\n  <button data-correct=\"false\">30<\/button>\n  <button data-correct=\"false\">40<\/button>\n  <button data-correct=\"true\">35<\/button>\n  <button data-correct=\"false\">70<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>19. 65% of a number is more than its 25% by 160. What is 20% of that number?<\/p>\n  <button data-correct=\"false\">60<\/button>\n  <button data-correct=\"true\">80<\/button>\n  <button data-correct=\"false\">90<\/button>\n  <button data-correct=\"false\">100<\/button>\n<\/div>\n\n<div class=\"question\" data-answered=\"false\">\n  <p>20. If the radius of a cone is decreased by 50% and height increased by 50%, then volume decreases by:<\/p>\n  <button data-correct=\"false\">10<\/button>\n  <button data-correct=\"false\">40<\/button>\n  <button data-correct=\"true\">62.5<\/button>\n  <button data-correct=\"false\">60.5<\/button>\n<\/div>\n    <!-- FINAL SUMMARY -->\n    <div class=\"final-summary\">\n      <h3>Quiz Summary <\/h3>\n\n      <div class=\"summary-row\">\n        <span>Attempted<\/span>\n        <div class=\"summary-bar\"><div class=\"bar-fill bar-attempted\" data-summary=\"attempted\"><\/div><\/div>\n        <span data-count=\"attempted\">0<\/span>\n      <\/div>\n\n      <div class=\"summary-row\">\n        <span>Correct<\/span>\n        <div class=\"summary-bar\"><div class=\"bar-fill bar-correct\" data-summary=\"correct\"><\/div><\/div>\n        <span data-count=\"correct\">0<\/span>\n      <\/div>\n\n      <div class=\"summary-row\">\n        <span>Wrong<\/span>\n        <div class=\"summary-bar\"><div class=\"bar-fill bar-wrong\" data-summary=\"wrong\"><\/div><\/div>\n        <span data-count=\"wrong\">0<\/span>\n      <\/div>\n\n      <div class=\"summary-row\">\n        <span>Unattempted<\/span>\n        <div class=\"summary-bar\"><div class=\"bar-fill bar-unattempted\" data-summary=\"unattempted\"><\/div><\/div>\n        <span data-count=\"unattempted\">0<\/span>\n      <\/div>\n\n      <div class=\"final-score\">\n        Final Score: <span class=\"score-value\" data-score>0.0<\/span>\n      <\/div>\n    <\/div>\n\n  <\/div>\n<\/div>\n<div class=\"modal modal-obls\" id=\"modal-signup\">\n        <div class=\"modal-background\"><\/div>\n        <div class=\"modal-content\">\n           <div class=\"obls-group\" id=\"obls-group1\">\n               <div class=\"obls-blk\">\n                   <span class=\"img-box\"><img decoding=\"async\" src=\"\/img\/img-delivery.svg\" alt=\"\"><\/span>\n                   <h2 id=\"display-register-text\"><span class=\"ez-toc-section\" id=\"Sign_Up\"><\/span>Sign Up<span class=\"ez-toc-section-end\"><\/span><\/h2>\n                   <div class=\"loginas-group loginas-group1 loginas-group-single\">\n <div id=\"g_id_onload\" data-client_id=\"506321490093-i3j96ah9gn1sv3khntnd1rnv5jebt5j4.apps.googleusercontent.com\" ,=\"\" data-use_fedcm_for_prompt=\"true\" data-callback=\"handleOnetapResponse\">\n    <\/div>\n    <div class=\"g_id_signin\" data-type=\"standard\"><div class=\"S9gUrf-YoZ4jf\" style=\"position: relative;\"><div><\/div><iframe src=\"https:\/\/accounts.google.com\/gsi\/button?type=standard&amp;is_fedcm_supported=true&amp;client_id=506321490093-i3j96ah9gn1sv3khntnd1rnv5jebt5j4.apps.googleusercontent.com&amp;iframe_id=gsi_437394_8652&amp;cas=pwXumGxyCMNtIbjaV30qchi2A1vUar%2Faz%2FOE5HQ%2B0Zc\" class=\"L5Fo6c-PQbLGe\" allow=\"identity-credentials-get\" id=\"gsi_437394_8652\" title=\"Sign in with Google Button\" style=\"display: block; position: relative; top: 0px; left: 0px; height: 44px; width: 204px; border: 0px; margin: -2px -10px;\"><\/iframe><\/div><\/div>\n                   <\/div>\n                   <h6 class=\"signup-subheader\">Or, register with email<\/h6>\n                   <label class=\"errormsg txt-red courseUp\"><\/label>\n                   <div class=\"formcontrol-group\">\n                        <span class=\"icon\"><img decoding=\"async\" src=\"\/img\/ic-mail.svg\" alt=\"\"><\/span>\n                        <input type=\"email\" name=\"email\" class=\"formcontrol ob-inputfield\" id=\"course-uemail\" required=\"\">\n                        <span class=\"floating-label\" style=\"top: 19px; font-size: 12px;\">Email Id<\/span>\n                   <\/div>\n                   <div class=\"formcontrol-group\">\n                        <span class=\"icon\"><img decoding=\"async\" src=\"\/img\/ic-mobile-black.svg\" alt=\"\"><\/span>\n                        <input type=\"text\" maxlength=\"10\" name=\"monum\" class=\"formcontrol ob-inputfield\" id=\"course-uphone\" 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data-callback=\"handleOnetapResponse\">\n    <\/div>\n    <div class=\"g_id_signin\" data-type=\"standard\"><div class=\"S9gUrf-YoZ4jf\" style=\"position: relative;\"><div><div tabindex=\"0\" role=\"button\" aria-labelledby=\"button-label\" class=\"nsm7Bb-HzV7m-LgbsSe  hJDwNd-SxQuSe i5vt6e-Ia7Qfc uaxL4e-RbRzK\"><div class=\"nsm7Bb-HzV7m-LgbsSe-MJoBVe\"><\/div><div class=\"nsm7Bb-HzV7m-LgbsSe-bN97Pc-sM5MNb \"><div class=\"nsm7Bb-HzV7m-LgbsSe-Bz112c\"><svg version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 48 48\" class=\"LgbsSe-Bz112c\"><g><path fill=\"#EA4335\" d=\"M24 9.5c3.54 0 6.71 1.22 9.21 3.6l6.85-6.85C35.9 2.38 30.47 0 24 0 14.62 0 6.51 5.38 2.56 13.22l7.98 6.19C12.43 13.72 17.74 9.5 24 9.5z\"><\/path><path fill=\"#4285F4\" d=\"M46.98 24.55c0-1.57-.15-3.09-.38-4.55H24v9.02h12.94c-.58 2.96-2.26 5.48-4.78 7.18l7.73 6c4.51-4.18 7.09-10.36 7.09-17.65z\"><\/path><path fill=\"#FBBC05\" d=\"M10.53 28.59c-.48-1.45-.76-2.99-.76-4.59s.27-3.14.76-4.59l-7.98-6.19C.92 16.46 0 20.12 0 24c0 3.88.92 7.54 2.56 10.78l7.97-6.19z\"><\/path><path fill=\"#34A853\" d=\"M24 48c6.48 0 11.93-2.13 15.89-5.81l-7.73-6c-2.15 1.45-4.92 2.3-8.16 2.3-6.26 0-11.57-4.22-13.47-9.91l-7.98 6.19C6.51 42.62 14.62 48 24 48z\"><\/path><path fill=\"none\" d=\"M0 0h48v48H0z\"><\/path><\/g><\/svg><\/div><span class=\"nsm7Bb-HzV7m-LgbsSe-BPrWId\">Sign in with Google<\/span><span class=\"L6cTce\" id=\"button-label\">Sign in with Google. Opens in new tab<\/span><\/div><\/div><\/div><iframe src=\"https:\/\/accounts.google.com\/gsi\/button?type=standard&amp;is_fedcm_supported=true&amp;client_id=506321490093-i3j96ah9gn1sv3khntnd1rnv5jebt5j4.apps.googleusercontent.com&amp;iframe_id=gsi_437400_306436&amp;cas=pwXumGxyCMNtIbjaV30qchi2A1vUar%2Faz%2FOE5HQ%2B0Zc\" class=\"L5Fo6c-PQbLGe\" allow=\"identity-credentials-get\" id=\"gsi_437400_306436\" title=\"Sign in with Google Button\" style=\"display: block; position: relative; top: 0px; left: 0px; height: 0px; width: 0px; border: 0px;\"><\/iframe><\/div><\/div>\n\n\n                   <\/div>\n                    <p class=\"obls-footer\">New to Oliveboard?<button class=\"btn btn-xs btn-switch-obls\" id=\"btn-show-modal-signup\">Register<\/button><\/p>\n               <\/div> \n            <\/div> \n            <div class=\"success-msg-group\" id=\"success-msg-group\"><!-- success msg -->\n                <div class=\"success-msg-blk\" id=\"success-msg-blk\">\n                    <span class=\"img-box\"><img decoding=\"async\" src=\"\/img\/success-ellipse.svg\" alt=\"\"><\/span>\n                    <h2 id=\"fpwd-success-msg-title\"><span class=\"ez-toc-section\" id=\"i\"><\/span>&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n                    <p id=\"fpwd-success-msg-text\">&nbsp;<\/p>\n                    <div class=\"login-btn\">\n                        <button type=\"button\" class=\"btn btn-md btn-tblue modal-obls-close\">Ok<\/button>\n                    <\/div>\n\n                <\/div>\n            <\/div><!-- success msg -->\n\n        <\/div>\n        <button class=\"modal-close is-large modal-obls-close\" aria-label=\"close\"><\/button>\n    <\/div>\n\n<script src=\"https:\/\/s3-ap-southeast-1.amazonaws.com\/sg2.oliveboard.in\/static\/js\/jquery.js\"><\/script>\n\n<script>\nvar boxurl = window.location.href + '?log=1';\n\nfunction getUrlParam(name, defaultValue) {\n    const params = new URLSearchParams(window.location.search);\n    return params.has(name) ? params.get(name) : defaultValue;\n}\n\nvar l_log = getUrlParam('log', 0);\n<\/script>\n<script src=\"https:\/\/www.oliveboard.in\/js\/coursecommon.js?v=12\"><\/script>\n\n\n<script>\n(() => {\n  const quizContainer = document.getElementById('quiz-1');\n  const STORAGE_KEY = 'quiz_1_state';\n  let score = 0;\n  let attempted = 0;\n  let correct = 0;\n  let wrong = 0;\n\n  const questions = quizContainer.querySelectorAll(\".question\");\n  const total = questions.length;\n\n  function loadState() {\n    try { return JSON.parse(sessionStorage.getItem(STORAGE_KEY) || '{}'); }\n    catch { return {}; }\n  }\n\n  function saveState(data) {\n    sessionStorage.setItem(STORAGE_KEY, JSON.stringify(data));\n  }\n\n  function updateUI() {\n    const unattempted = total - attempted;\n    quizContainer.querySelector('[data-count=\"attempted\"]').textContent = attempted;\n    quizContainer.querySelector('[data-count=\"correct\"]').textContent = correct;\n    quizContainer.querySelector('[data-count=\"wrong\"]').textContent = wrong;\n    quizContainer.querySelector('[data-count=\"unattempted\"]').textContent = unattempted;\n    quizContainer.querySelector('[data-summary=\"attempted\"]').style.width = (attempted \/ total) * 100 + \"%\";\n    quizContainer.querySelector('[data-summary=\"correct\"]').style.width = (correct \/ total) * 100 + \"%\";\n    quizContainer.querySelector('[data-summary=\"wrong\"]').style.width = (wrong \/ total) * 100 + \"%\";\n    quizContainer.querySelector('[data-summary=\"unattempted\"]').style.width = (unattempted \/ total) * 100 + \"%\";\n    quizContainer.querySelector('[data-score]').textContent = score.toFixed(2);\n\n    \/\/ Live score update in sticky header\n    document.getElementById('quiz-1-score-value').textContent = score.toFixed(2);\n  }\n\n  function restoreQuestion(q, chosenIndex, wasCorrect) {\n    q.dataset.answered = \"true\";\n    const buttons = q.querySelectorAll(\"button\");\n    buttons.forEach(b => b.classList.add(\"locked\"));\n    if (wasCorrect) {\n      buttons[chosenIndex].classList.add(\"correct\");\n    } else {\n      buttons[chosenIndex].classList.add(\"wrong\");\n      q.querySelector(\"[data-correct='true']\").classList.add(\"correct\");\n    }\n  }\n\n  \/\/ Restore saved answers on page load\n  const savedAnswers = loadState();\nquestions.forEach((q, qIndex) => {\n    const saved = savedAnswers[qIndex];\n    if (saved !== undefined) {\n      attempted++;\n      if (saved.correct) { correct++; }\n      else { wrong++; }\n      restoreQuestion(q, saved.chosenIndex, saved.correct);\n    }\n  });\n  score = parseFloat((correct * 2 - wrong * 0.5).toFixed(2));\n  updateUI();\n\n  \/\/ Attach click handlers\n  questions.forEach((q, qIndex) => {\n    q.querySelectorAll(\"button\").forEach((btn, btnIndex) => {\n      btn.addEventListener(\"click\", () => {\n        if (q.dataset.answered === \"true\") return;\n        q.dataset.answered = \"true\";\n        attempted++;\n\n        if (attempted > 5 && l_log == 0) {\n          $('#modal-signup').addClass('is-active');\n        }\n\n        q.querySelectorAll(\"button\").forEach(b => b.classList.add(\"locked\"));\n        const isCorrect = btn.dataset.correct === \"true\";\n\n if (isCorrect) {\n          btn.classList.add(\"correct\");\n          correct++;\n        } else {\n          btn.classList.add(\"wrong\");\n          wrong++;\n          q.querySelector(\"[data-correct='true']\").classList.add(\"correct\");\n        }\n        score = parseFloat((correct * 2 - wrong * 0.5).toFixed(2));\n\n        savedAnswers[qIndex] = { chosenIndex: btnIndex, correct: isCorrect };\n        saveState(savedAnswers);\n        updateUI();\n      });\n    });\n  });\n\n  updateUI();\n})();\n<\/script>\n\n<\/body>\n<\/html>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/sbi-po-mock-test\/?ref=contmk-blog-percentage\" target=\"_blank\" rel=\"noreferrer noopener\">Attempt a FREE SBI PO Mock Test here<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faqs\"><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>FAQs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1664980729720\"><strong class=\"schema-faq-question\">How to solve<strong> successive increase or decrease<\/strong> questions ?<\/strong> <p class=\"schema-faq-answer\">Use the following formula : Effective increase or decrease = {(100 + x)\/100 * (100+y)\/100 \u2013 1} * 100% = x + y + (x*y)\/100. Check blog for detailed explanation.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1664980740809\"><strong class=\"schema-faq-question\">How to solve <strong>quantity in new mixture<\/strong> questions ?<\/strong> <p class=\"schema-faq-answer\">Use the formula : Quantity of new mixture * New % = Quantity of old mixture * Old %. For detailed explanation, read the blog above.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1664980742009\"><strong class=\"schema-faq-question\">What are shortcut formulas for percentage questions ?<\/strong> <p class=\"schema-faq-answer\">Check the blog above for important shortcut formulas for percentages<\/p> <\/div> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Percentages and ratios form the base for solving questions from many topics (data interpretation, age problems, simplification, etc.) and hence<\/p>\n","protected":false},"author":2,"featured_media":244882,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31,10224,10231,63,2],"tags":[],"class_list":["post-65257","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bank-exams","category-sbi","category-ssc-railways","category-ssc-exams","category-exam-hacks","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.6 (Yoast SEO v26.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to solve Percentage Questions? Attempt Live Quiz<\/title>\n<meta name=\"description\" content=\"In this blog, we will look at some useful tips on how to solve percentage questions quickly as well as questions on ratios.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.oliveboard.in\/blog\/how-to-solve-percentage-questions-quickly\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to solve Percentage Questions? 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