SSC CHSL Time and Work Questions: Quantitative Aptitude is one of the key sections in competitive exams like SSC CHSL 2025. Performing well in this section can play a major role in your overall score and selection. In this blog, we have shared important Time and Work questions that were previously asked in SSC exams. Practicing these will help you understand the question pattern and boost your preparation for SSC CHSL 2025.
Time and Work Questions for SSC CHSL
These 25 questions are based on the latest SSC CHSL exam pattern for 2025. Practice them to build speed, accuracy, and gain confidence for the actual exam.
1. A and B can together complete a piece of work in 20 days. They worked together for 8 days, and then A left the job. In how many more days will B complete the remaining work?
(a) 18
(b) 15
(c) 12
(d) 10
Correct Answer: (b)
2. A can finish a piece of work in 12 days, and B can finish the same work in 18 days. They started working together, but A left after 4 days. In how many more days will B complete the rest of the work?
(a) 10
(b) 12
(c) 15
(d) 18
Correct Answer: (a)
3. A and B can complete a piece of work in 15 days. A alone can do it in 30 days. After working together for 3 days, A left the work. In how many more days will B finish it?
(a) 9
(b) 10
(c) 12
(d) 15
Correct Answer: (a)
4. A can do a piece of work in 20 days, and B can do the same work in 25 days. They started working together, but A left after 5 days. In how many more days will B complete the remaining work?
(a) 15
(b) 18
(c) 10
(d) 12
Correct Answer: (a)
5. A can complete a piece of work in 16 days, and B can do the same work in 24 days. They started working together, but after 4 days, A left. In how many more days will B finish the rest?
(a) 12
(b) 9
(c) 10
(d) 15
Correct Answer: (c)
6. A and B can together complete a piece of work in 18 days, and A can do it alone in 30 days. After working together for 6 days, A left. In how many more days can B complete the work?
(a) 12
(b) 10
(c) 15
(d) 18
Correct Answer: (b)
7. A can complete a piece of work in 10 days and B can complete the same work in 15 days. They started working together, and after 3 days A left. In how many more days can B finish the work?
(a) 9
(b) 12
(c) 10
(d) 15
Correct Answer: (a)
8. A and B can finish a work together in 12 days. A alone can do the work in 18 days. After working together for 4 days, A left. In how many more days will B complete the work?
(a) 10
(b) 8
(c) 9
(d) 12
Correct Answer: (b)
9. A can do a work in 15 days, and B can do the same work in 30 days. They started working together, and A left after working for 5 days. In how many more days can B complete the rest?
(a) 15
(b) 18
(c) 12
(d) 10
Correct Answer: (a)
10. A and B can finish a piece of work in 16 days. A alone can do the work in 24 days. After working together for 4 days, A left. In how many more days can B finish the work?
(a) 10
(b) 9
(c) 12
(d) 15
Correct Answer: (a)
11. A can complete a piece of work in 25 days and B can complete the same work in 20 days. They started working together, but A left after 5 days. In how many more days can B complete the rest?
(a) 12
(b) 10
(c) 15
(d) 18
Correct Answer: (a)
12. A and B can complete a work together in 30 days. A can complete the work alone in 40 days. After working together for 10 days, A left. In how many more days can B complete the rest?
(a) 18
(b) 15
(c) 12
(d) 10
Correct Answer: (a)
13. A can do a piece of work in 18 days, and B can do it in 12 days. They started working together, and after 6 days A left. In how many more days can B complete the rest?
(a) 3
(b) 5
(c) 4
(d) 6
Correct Answer: (a)
14. A and B can complete a work in 24 days. A can complete it in 40 days working alone. After working together for 8 days, A left. In how many more days can B finish the work?
(a) 12
(b) 10
(c) 15
(d) 18
Correct Answer: (a)
15. A can complete a piece of work in 15 days and B can do the same in 30 days. They worked together for 5 days and then A left. In how many more days can B complete the rest?
(a) 15
(b) 18
(c) 12
(d) 10
Correct Answer: (a)
16. A and B can together complete a piece of work in 18 days. A can do it alone in 27 days. After working together for 6 days, A left. In how many more days can B finish the work?
(a) 9
(b) 12
(c) 10
(d) 15
Correct Answer: (a)
17. A can finish a piece of work in 10 days and B can do the same in 15 days. They worked together for 2 days, and then A left. In how many more days can B finish the work?
(a) 9
(b) 12
(c) 8
(d) 10
Correct Answer: (a)
18. A can complete a piece of work in 20 days and B can do the same work in 30 days. They worked together for 5 days, after which A left. In how many more days can B finish the rest?
(a) 15
(b) 18
(c) 12
(d) 10
Correct Answer: (a)
19. A can do a piece of work in 18 days and B can do it in 24 days. They started working together, but A left after 3 days. In how many more days can B complete the work?
(a) 12
(b) 15
(c) 10
(d) 18
Correct Answer: (a)
20. A can complete a piece of work in 15 days, and B can do it in 20 days. They worked together for 4 days, after which A left. In how many more days can B finish the rest?
(a) 10
(b) 12
(c) 15
(d) 9
Correct Answer: (a)
21. A can do a piece of work in 12 days and B can do the same work in 18 days. They started working together, and A left after 3 days. In how many more days can B complete the work?
(a) 9
(b) 12
(c) 15
(d) 10
Correct Answer: (a)
22. A and B can finish a piece of work in 15 days. A can complete the work alone in 30 days. After working together for 5 days, A left. In how many more days can B complete the work?
(a) 7
(b) 10
(c) 12
(d) 15
Correct Answer: (a)
23. A can do a piece of work in 24 days, and B can do it in 12 days. They started working together, and A left after 4 days. In how many more days can B finish the work?
(a) 4
(b) 5
(c) 3
(d) 6
Correct Answer: (a)
24. A can complete a piece of work in 16 days, and B can complete the same in 20 days. They started working together, and A left after 4 days. In how many more days can B complete the rest?
(a) 12
(b) 15
(c) 10
(d) 9
Correct Answer: (a)
25. A can complete a piece of work in 18 days, and B can do the same work in 27 days. They started working together, and A left after 3 days. In how many more days can B finish the work?
(a) 12
(b) 15
(c) 10
(d) 9
Correct Answer: (a)
SSC CHSL Time and Work Questions – FAQs
Ans. Time and Work is a high-scoring and frequently asked topic in the Quantitative Aptitude section of SSC CHSL.
Ans. Around 1–2 questions are typically asked from the Time and Work chapter in SSC CHSL Tier-1.
Ans. Use LCM-based methods and practice common worker-based problems to boost speed and accuracy.
Ans. Around 15–20 minutes of focused practice daily is sufficient for mastering this topic.
Ans. The formula: Work = Rate × Time, and LCM approach to total work are most helpful.
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