Word problems

Read each problem carefully and write the answer with its unit.

1. Find the simple interest on Rs. 2100 at 2% per year for 3 years.

2. A train covers 84 km in 3 hours at a steady speed. What is its speed in km per hour?

3. A student scored 83, 69, 84, 40 in 4 tests. What is the average score?

4. 12 shirts cost Rs. 940 each. A discount of 25% is given on the total bill. What is the amount to pay?

5. A train covers 224 km in 8 hours at a steady speed. What is its speed in km per hour?

6. A shopkeeper buys a bag for Rs. 400 and sells it for Rs. 470. What is the profit?

7. 12 shirts cost Rs. 820 each. A discount of 25% is given on the total bill. What is the amount to pay?

8. A tank is 12 m long, 8 m wide and 6 m deep. How many cubic metres of water can it hold?

9. A tank is 19 m long, 15 m wide and 12 m deep. How many cubic metres of water can it hold?

10. A student scored 47, 68, 80, 41 in 4 tests. What is the average score?

11. 3 friends share a bill of Rs. 96 equally, and each also gives a tip of Rs. 4. How much does each friend pay in all?

12. A student scored 83, 87, 43, 67 in 4 tests. What is the average score?

13. A shopkeeper buys a bag for Rs. 350 and sells it for Rs. 470. What is the profit?

14. In a class of 232 students, 75% are girls. How many boys are there?

15. A student scored 83, 87, 97, 45, 47, 85 in 6 tests. What is the average score?

16. A train covers 432 km in 9 hours at a steady speed. What is its speed in km per hour?

17. A student scored 72, 64, 92, 58, 52, 82 in 6 tests. What is the average score?

18. 5 shirts cost Rs. 200 each. A discount of 10% is given on the total bill. What is the amount to pay?

19. Find the simple interest on Rs. 900 at 8% per year for 4 years.

20. 12 shirts cost Rs. 640 each. A discount of 10% is given on the total bill. What is the amount to pay?

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