Word problems

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

1. A student scored 80, 95, 81, 72, 67 in 5 tests. What is the average score?

2. A student scored 95, 59, 71, 55 in 4 tests. What is the average score?

3. A student scored 90, 69, 43, 56, 52 in 5 tests. What is the average score?

4. A train covers 245 km in 7 hours at a steady speed. What is its speed in km per hour?

5. Find the simple interest on Rs. 1700 at 10% per year for 5 years.

6. 8 friends share a bill of Rs. 320 equally, and each also gives a tip of Rs. 5. How much does each friend pay in all?

7. Rs. 384 is divided between two friends in the ratio 8 : 4. How much does each get?

8. 8 friends share a bill of Rs. 704 equally, and each also gives a tip of Rs. 11. How much does each friend pay in all?

9. A student scored 84, 56, 46, 46, 75, 89 in 6 tests. What is the average score?

10. A student scored 78, 68, 90, 42, 87 in 5 tests. What is the average score?

11. A student scored 57, 79, 59, 93 in 4 tests. What is the average score?

12. A tank is 8 m long, 9 m wide and 3 m deep. How many cubic metres of water can it hold?

13. In a class of 336 students, 25% are girls. How many boys are there?

14. A student scored 40, 61, 80, 91 in 4 tests. What is the average score?

15. A student scored 73, 97, 82, 68 in 4 tests. What is the average score?

16. Rs. 322 is divided between two friends in the ratio 5 : 9. How much does each get?

17. 11 shirts cost Rs. 640 each. A discount of 25% is given on the total bill. What is the amount to pay?

18. A tank is 20 m long, 9 m wide and 6 m deep. How many cubic metres of water can it hold?

19. A student scored 68, 74, 66, 88 in 4 tests. What is the average score?

20. Find the simple interest on Rs. 2900 at 4% per year for 1 years.

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