Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 561 · 40 sums

The method (Out of 100): p% of a number = number × p ÷ 100. Profit = SP − CP; loss = CP − SP. Profit % (or loss %) = profit (or loss) ÷ CP × 100. Selling price at p% profit = CP + p% of CP; at p% loss = CP − p% of CP. Simple interest = P × R × T ÷ 100; amount = P + SI. % increase or decrease = change ÷ old value × 100.

1. 1.The price of a water bottle changed from ₹40 to ₹20. What is the percentage decrease?
2. 2.What is the amount (principal + simple interest) on ₹5300 at 8% per year for 3 years (in ₹)?
3. 3.What is 60% of 440?
4. 4.What is the amount (principal + simple interest) on ₹2700 at 10% per year for 2 years (in ₹)?
5. 5.What is 10% of 660?
6. 6.What is the simple interest on ₹4100 at 12% per year for 4 years (in ₹)?
7. 7.A table bought for ₹2100 is sold for ₹1890. What is the loss per cent?
8. 8.What is the amount (principal + simple interest) on ₹4600 at 9% per year for 3 years (in ₹)?
9. 9.A shopkeeper buys a table for ₹2050 and sells it for ₹1990. What is the loss (in ₹)?
10. 10.A shopkeeper buys a table for ₹1550 and sells it for ₹1650. What is the profit (in ₹)?
11. 11.The price of a school bag changed from ₹20 to ₹30. What is the percentage increase?
12. 12.What is the amount (principal + simple interest) on ₹5700 at 11% per year for 2 years (in ₹)?
13. 13.A table bought for ₹2300 is sold for ₹1955. What is the loss per cent?
14. 14.A shopkeeper buys a fan for ₹750 and sells it for ₹670. What is the loss (in ₹)?
15. 15.A shopkeeper buys a table for ₹2300 and sells it for ₹2390. What is the profit (in ₹)?
16. 16.The price of a pair of shoes changed from ₹50 to ₹45. What is the percentage decrease?
17. 17.What is the simple interest on ₹1600 at 3% per year for 5 years (in ₹)?
18. 18.What is the simple interest on ₹6400 at 3% per year for 5 years (in ₹)?
19. 19.A sewing machine bought for ₹2100 is sold for ₹1680. What is the loss per cent?
20. 20.A table bought for ₹1000 is sold for ₹1100. What is the profit per cent?
21. 21.The price of a box of mangoes changed from ₹250 to ₹325. What is the percentage increase?
22. 22.What is 80% of 380?
23. 23.The price of a bus pass changed from ₹40 to ₹10. What is the percentage decrease?
24. 24.A watch costs ₹1700. It is sold at a 12% profit. What is the selling price (in ₹)?
25. 25.A cricket kit costs ₹1300. It is sold at a 10% loss. What is the selling price (in ₹)?
26. 26.A shopkeeper buys a mobile phone for ₹800 and sells it for ₹1030. What is the profit (in ₹)?
27. 27.What is the simple interest on ₹7500 at 12% per year for 5 years (in ₹)?
28. 28.What is the simple interest on ₹500 at 9% per year for 1 year (in ₹)?
29. 29.What is the amount (principal + simple interest) on ₹9300 at 8% per year for 2 years (in ₹)?
30. 30.What is 70% of 860?
31. 31.What is the simple interest on ₹4800 at 6% per year for 2 years (in ₹)?
32. 32.A shopkeeper buys a cycle for ₹2050 and sells it for ₹1800. What is the loss (in ₹)?
33. 33.A cycle costs ₹4000. It is sold at a 20% loss. What is the selling price (in ₹)?
34. 34.The price of a water bottle changed from ₹40 to ₹50. What is the percentage increase?
35. 35.What is the simple interest on ₹5200 at 3% per year for 2 years (in ₹)?
36. 36.A sewing machine costs ₹3400. It is sold at a 10% loss. What is the selling price (in ₹)?
37. 37.What is the simple interest on ₹4700 at 2% per year for 4 years (in ₹)?
38. 38.A shopkeeper buys a cricket kit for ₹350 and sells it for ₹580. What is the profit (in ₹)?
39. 39.A fan bought for ₹400 is sold for ₹340. What is the loss per cent?
40. 40.What is the simple interest on ₹1900 at 8% per year for 3 years (in ₹)?

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