Word problems

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

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

2. A student scored 88, 58, 69, 49 in 4 tests. What is the average score?

3. A train covers 432 km in 8 hours at a steady speed. What is its speed in km per hour?

4. A student scored 72, 45, 65, 78 in 4 tests. What is the average score?

5. 4 shirts cost Rs. 860 each. A discount of 25% is given on the total bill. What is the amount to pay?

6. A train covers 316 km in 4 hours at a steady speed. What is its speed in km per hour?

7. A shopkeeper buys a bag for Rs. 360 and sells it for Rs. 280. What is the loss?

8. 11 shirts cost Rs. 1140 each. A discount of 25% is given on the total bill. What is the amount to pay?

9. Find the simple interest on Rs. 700 at 8% per year for 2 years.

10. A shopkeeper buys a bag for Rs. 880 and sells it for Rs. 980. What is the profit?

11. A student scored 63, 79, 51, 87 in 4 tests. What is the average score?

12. A student scored 63, 75, 44, 61, 47 in 5 tests. What is the average score?

13. A train covers 114 km in 3 hours at a steady speed. What is its speed in km per hour?

14. Find the simple interest on Rs. 1900 at 6% per year for 3 years.

15. A tank is 6 m long, 5 m wide and 6 m deep. How many cubic metres of water can it hold?

16. A student scored 58, 97, 93, 50, 57 in 5 tests. What is the average score?

17. A train covers 666 km in 9 hours at a steady speed. What is its speed in km per hour?

18. A train covers 511 km in 7 hours at a steady speed. What is its speed in km per hour?

19. A student scored 88, 87, 68, 74, 97, 96 in 6 tests. What is the average score?

20. In a class of 344 students, 75% are girls. How many boys are there?

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