Word problems

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

1. Find the simple interest on Rs. 2400 at 6% per year for 4 years.

2. A student scored 91, 57, 89, 50, 93, 70 in 6 tests. What is the average score?

3. In a class of 356 students, 75% are girls. How many boys are there?

4. A shopkeeper buys a bag for Rs. 760 and sells it for Rs. 630. What is the loss?

5. A shopkeeper buys a bag for Rs. 530 and sells it for Rs. 410. What is the loss?

6. A train covers 238 km in 7 hours at a steady speed. What is its speed in km per hour?

7. 3 friends share a bill of Rs. 288 equally, and each also gives a tip of Rs. 12. How much does each friend pay in all?

8. A shopkeeper buys a bag for Rs. 200 and sells it for Rs. 280. What is the profit?

9. 8 shirts cost Rs. 640 each. A discount of 10% is given on the total bill. What is the amount to pay?

10. A shopkeeper buys a bag for Rs. 480 and sells it for Rs. 610. What is the profit?

11. A shopkeeper buys a bag for Rs. 660 and sells it for Rs. 680. What is the profit?

12. Find the simple interest on Rs. 2900 at 5% per year for 4 years.

13. In a class of 45 students, 20% are girls. How many boys are there?

14. A shopkeeper buys a bag for Rs. 200 and sells it for Rs. 270. What is the profit?

15. In a class of 132 students, 25% are girls. How many boys are there?

16. In a class of 272 students, 75% are girls. How many boys are there?

17. A student scored 60, 94, 99, 78, 92, 57 in 6 tests. What is the average score?

18. 4 shirts cost Rs. 560 each. A discount of 20% is given on the total bill. What is the amount to pay?

19. A tank is 14 m long, 9 m wide and 4 m deep. How many cubic metres of water can it hold?

20. 4 shirts cost Rs. 1000 each. A discount of 10% is given on the total bill. What is the amount to pay?

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