Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 823 · 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.What is the simple interest on ₹5300 at 5% per year for 1 year (in ₹)?
2. 2.A watch bought for ₹1900 is sold for ₹1330. What is the loss per cent?
3. 3.What is 60% of 160?
4. 4.A cricket kit bought for ₹3900 is sold for ₹2925. What is the loss per cent?
5. 5.A sewing machine bought for ₹1900 is sold for ₹2850. What is the profit per cent?
6. 6.A shopkeeper buys a cycle for ₹300 and sells it for ₹350. What is the profit (in ₹)?
7. 7.The price of a bus pass changed from ₹400 to ₹100. What is the percentage decrease?
8. 8.A cricket kit costs ₹700. It is sold at a 15% loss. What is the selling price (in ₹)?
9. 9.A shopkeeper buys a cricket kit for ₹2900 and sells it for ₹3030. What is the profit (in ₹)?
10. 10.The price of a bus pass changed from ₹50 to ₹20. What is the percentage decrease?
11. 11.A shopkeeper buys a fan for ₹800 and sells it for ₹990. What is the profit (in ₹)?
12. 12.A shopkeeper buys a cricket kit for ₹2050 and sells it for ₹2140. What is the profit (in ₹)?
13. 13.What is the amount (principal + simple interest) on ₹6800 at 12% per year for 2 years (in ₹)?
14. 14.What is the amount (principal + simple interest) on ₹700 at 10% per year for 5 years (in ₹)?
15. 15.The price of a box of mangoes changed from ₹25 to ₹5. What is the percentage decrease?
16. 16.What is the amount (principal + simple interest) on ₹6200 at 5% per year for 3 years (in ₹)?
17. 17.What is 5% of 640?
18. 18.The price of a cricket ball changed from ₹25 to ₹30. What is the percentage increase?
19. 19.What is the amount (principal + simple interest) on ₹5400 at 9% per year for 3 years (in ₹)?
20. 20.What is the amount (principal + simple interest) on ₹5300 at 3% per year for 5 years (in ₹)?
21. 21.The price of a cricket ball changed from ₹40 to ₹28. What is the percentage decrease?
22. 22.What is the simple interest on ₹2400 at 3% per year for 3 years (in ₹)?
23. 23.What is 25% of 540?
24. 24.A cricket kit bought for ₹3800 is sold for ₹4940. What is the profit per cent?
25. 25.A cricket kit bought for ₹3600 is sold for ₹4320. What is the profit per cent?
26. 26.What is the amount (principal + simple interest) on ₹7300 at 4% per year for 1 year (in ₹)?
27. 27.What is 20% of 120?
28. 28.A shopkeeper buys a mobile phone for ₹750 and sells it for ₹730. What is the loss (in ₹)?
29. 29.The price of a bus pass changed from ₹200 to ₹320. What is the percentage increase?
30. 30.The price of a school bag changed from ₹500 to ₹800. What is the percentage increase?
31. 31.The price of a pair of shoes changed from ₹25 to ₹15. What is the percentage decrease?
32. 32.What is 40% of 800?
33. 33.The price of a cricket ball changed from ₹25 to ₹40. What is the percentage increase?
34. 34.What is the simple interest on ₹3000 at 5% per year for 2 years (in ₹)?
35. 35.A shopkeeper buys a cooler for ₹750 and sells it for ₹670. What is the loss (in ₹)?
36. 36.What is 70% of 440?
37. 37.What is the amount (principal + simple interest) on ₹2600 at 10% per year for 4 years (in ₹)?
38. 38.What is the simple interest on ₹7200 at 2% per year for 4 years (in ₹)?
39. 39.What is 45% of 60?
40. 40.A shopkeeper buys a cycle for ₹1850 and sells it for ₹2140. What is the profit (in ₹)?

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