Word problems

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

1. Find the simple interest on Rs. 900 at 10% per year for 2 years.

2. A train covers 472 km in 8 hours at a steady speed. What is its speed in km per hour?

3. 10 shirts cost Rs. 740 each. A discount of 20% is given on the total bill. What is the amount to pay?

4. A train covers 207 km in 3 hours at a steady speed. What is its speed in km per hour?

5. A tank is 15 m long, 14 m wide and 8 m deep. How many cubic metres of water can it hold?

6. Find the simple interest on Rs. 1300 at 8% per year for 4 years.

7. In a class of 310 students, 60% are girls. How many boys are there?

8. In a class of 252 students, 25% are girls. How many boys are there?

9. Rs. 660 is divided between two friends in the ratio 4 : 7. How much does each get?

10. A student scored 56, 89, 47, 53, 57, 64 in 6 tests. What is the average score?

11. A student scored 53, 92, 96, 80, 89 in 5 tests. What is the average score?

12. In a class of 5 students, 20% are girls. How many boys are there?

13. A student scored 93, 62, 95, 66 in 4 tests. What is the average score?

14. A tank is 14 m long, 8 m wide and 11 m deep. How many cubic metres of water can it hold?

15. A student scored 47, 44, 84, 71, 46, 92 in 6 tests. What is the average score?

16. In a class of 30 students, 20% are girls. How many boys are there?

17. A student scored 82, 96, 47, 92, 98 in 5 tests. What is the average score?

18. In a class of 375 students, 60% are girls. How many boys are there?

19. In a class of 50 students, 60% are girls. How many boys are there?

20. 8 shirts cost Rs. 360 each. A discount of 20% is given on the total bill. What is the amount to pay?

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