Word problems

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

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

2. Find the simple interest on Rs. 900 at 6% per year for 5 years.

3. 9 shirts cost Rs. 1180 each. A discount of 25% is given on the total bill. What is the amount to pay?

4. Rs. 742 is divided between two friends in the ratio 5 : 9. How much does each get?

5. 7 friends share a bill of Rs. 280 equally, and each also gives a tip of Rs. 5. How much does each friend pay in all?

6. A tank is 6 m long, 10 m wide and 12 m deep. How many cubic metres of water can it hold?

7. In a class of 112 students, 25% are girls. How many boys are there?

8. Find the simple interest on Rs. 800 at 6% per year for 3 years.

9. In a class of 380 students, 20% are girls. How many boys are there?

10. Find the simple interest on Rs. 2900 at 2% per year for 3 years.

11. 8 friends share a bill of Rs. 192 equally, and each also gives a tip of Rs. 3. How much does each friend pay in all?

12. In a class of 275 students, 20% are girls. How many boys are there?

13. 11 shirts cost Rs. 520 each. A discount of 20% is given on the total bill. What is the amount to pay?

14. A tank is 10 m long, 12 m wide and 6 m deep. How many cubic metres of water can it hold?

15. 6 shirts cost Rs. 560 each. A discount of 20% is given on the total bill. What is the amount to pay?

16. Rs. 660 is divided between two friends in the ratio 5 : 6. How much does each get?

17. Find the simple interest on Rs. 2300 at 10% per year for 2 years.

18. 6 friends share a bill of Rs. 528 equally, and each also gives a tip of Rs. 11. How much does each friend pay in all?

19. Find the simple interest on Rs. 500 at 10% per year for 4 years.

20. A student scored 52, 90, 86, 68, 94 in 5 tests. What is the average score?

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