RRB NTPC Expected Questions, Attempt Live Quiz & Download PDF

1. Simple Interest on ₹400 at 4% per annum for 6.5 years is:

2. 9 men can complete a work in 16 days and 5 women can complete the same work in 18 days. How many days will 4 men and 2 women together take to complete the work?

3. A town’s population today is 15,250. It increases by 25% in the first year and 60% in the second year, then falls by 57% in the third year. What is the population at the end of 3 years?

4. If a number increases by 100%, it becomes 2770. What was the original number?

5. The product of two consecutive natural numbers is 306. What is the larger number?

6. If the radius of a sphere is halved, the ratio of the original volume to the new volume is:

7. Mukesh bought pens at ₹180 per dozen and sold each at ₹19. What is his profit percentage?

8. A person travels from Nagpur to Visakhapatnam at 20 km/h and returns via the same route at 30 km/h. What is the average speed for the entire journey?

9. HCF × LCM = Product of two numbers. If HCF = 25, LCM = 250, and one number is 50, the other number is:

10. A train covers a journey in 15 hours at 66 km/h. To cover the same distance in 5 hours, the required speed is:

11. In an election, 85% of registered voters voted, 4% votes were invalid, and the winner got 65% of valid votes. If the winner won by a margin of 2142 votes, the number of registered voters was:

12. A railway track can be laid by A in 17 days, B in 12 days. With C’s help they finish in 2 days. How many days does C alone take?

13. A discount of 32% vs. two successive discounts of 20% and 12% — what is the difference in discount amount if MRP = ₹1000?

14. The perimeter of a square is 76 cm. What is its area?

15. In a triangle ABC, BD is perpendicular to AC. Angle DBC = 55°. E is a point on BC and angle ACE = 56°. Find angle AEB.

1. ₹2500 invested at compound interest becomes ₹2809 in 2 years. What is the rate of interest per annum?

2. Pawan and Aman start a business investing ₹62,800 together. End of year profit is split in ratio 3:1. What is the difference in their investments?

3. Two pipes P and Q fill a tank in 93 minutes and 31 minutes respectively. A drain pipe at the bottom can empty the tank. When all three are open, the empty tank fills in 24 minutes. How long will the drain pipe alone take to empty the full tank?

4. The mean proportion of 25 and 196 is:

5. A town’s population is 20,000. It increases by 30% in year 1 and 50% in year 2, then decreases by 68% in year 3. What is the final population?

6. A shopkeeper marks up price by 40% and then gives a 20% discount. What is the net profit/loss percentage?

7. Arjun’s speed is 138 km/h and Malaika’s is 92 km/h. If Arjun takes 8 hours to travel from Delhi to Kanpur, how long does Malaika take?

8. A bus travels at 48 km/h and covers a journey in 9 hours. To cover the same distance in 12 hours, the required speed is:

9. The third proportion of 16 and 56 is:

10. A seller sells goods at 5/11 of its actual selling price and incurs a 15% loss. If he sells at 90% of the actual selling price, his profit percentage is approximately:

11. A bus covers a journey at 66 km/h in 15 hours. To cover the same journey in 5 hours, the required speed is:

12. The product of two consecutive natural numbers is 812. What is the larger number?

13. Priya can complete a work alone in 26 days. Priya, Varsha and Nisha together complete it in 10 days. Varsha and Nisha together complete it in 13 days. How many days will Priya and Nisha together take?

14. A journey at 14 km/h takes 20 hours. To cover the same distance in 5 hours, the required speed is:

15. ₹75,400 is divided among A, B and C such that 3 × A’s share = 9 × B’s share = 4 × C’s share. What is A’s share?