Word problems

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

1. A student scored 78, 64, 55, 44, 62, 87 in 6 tests. What is the average score?

2. A train covers 216 km in 4 hours at a steady speed. What is its speed in km per hour?

3. Find the simple interest on Rs. 1600 at 10% per year for 4 years.

4. A train covers 378 km in 7 hours at a steady speed. What is its speed in km per hour?

5. A shopkeeper buys a bag for Rs. 610 and sells it for Rs. 720. What is the profit?

6. In a class of 200 students, 75% are girls. How many boys are there?

7. In a class of 375 students, 20% are girls. How many boys are there?

8. Rs. 374 is divided between two friends in the ratio 4 : 7. How much does each get?

9. A student scored 71, 67, 84, 94 in 4 tests. What is the average score?

10. A tank is 6 m long, 9 m wide and 7 m deep. How many cubic metres of water can it hold?

11. A train covers 276 km in 6 hours at a steady speed. What is its speed in km per hour?

12. Find the simple interest on Rs. 2900 at 6% per year for 3 years.

13. 4 friends share a bill of Rs. 224 equally, and each also gives a tip of Rs. 7. How much does each friend pay in all?

14. Rs. 121 is divided between two friends in the ratio 9 : 2. How much does each get?

15. A shopkeeper buys a bag for Rs. 830 and sells it for Rs. 950. What is the profit?

16. A student scored 56, 97, 40, 82, 59, 56 in 6 tests. What is the average score?

17. A student scored 96, 70, 48, 82 in 4 tests. What is the average score?

18. Rs. 348 is divided between two friends in the ratio 8 : 4. How much does each get?

19. A tank is 16 m long, 7 m wide and 9 m deep. How many cubic metres of water can it hold?

20. A shopkeeper buys a bag for Rs. 310 and sells it for Rs. 360. What is the profit?

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