Word problems

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

1. A tank is 8 m long, 8 m wide and 7 m deep. How many cubic metres of water can it hold?

2. A shopkeeper buys a bag for Rs. 840 and sells it for Rs. 810. What is the loss?

3. In a class of 155 students, 60% are girls. How many boys are there?

4. A tank is 8 m long, 7 m wide and 10 m deep. How many cubic metres of water can it hold?

5. A student scored 74, 44, 54, 92 in 4 tests. What is the average score?

6. A shopkeeper buys a bag for Rs. 520 and sells it for Rs. 480. What is the loss?

7. In a class of 225 students, 20% are girls. How many boys are there?

8. Find the simple interest on Rs. 1100 at 6% per year for 2 years.

9. A student scored 77, 54, 89, 50, 90 in 5 tests. What is the average score?

10. In a class of 20 students, 25% are girls. How many boys are there?

11. Find the simple interest on Rs. 2200 at 6% per year for 3 years.

12. In a class of 125 students, 40% are girls. How many boys are there?

13. Find the simple interest on Rs. 100 at 2% per year for 2 years.

14. 11 shirts cost Rs. 1000 each. A discount of 25% is given on the total bill. What is the amount to pay?

15. A shopkeeper buys a bag for Rs. 480 and sells it for Rs. 410. What is the loss?

16. 4 shirts cost Rs. 1080 each. A discount of 25% is given on the total bill. What is the amount to pay?

17. A tank is 13 m long, 13 m wide and 5 m deep. How many cubic metres of water can it hold?

18. A student scored 54, 77, 98, 98, 82, 71 in 6 tests. What is the average score?

19. A train covers 288 km in 9 hours at a steady speed. What is its speed in km per hour?

20. In a class of 150 students, 60% are girls. How many boys are there?

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