Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 214 · 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 45% of 520?
2. 2.What is the amount (principal + simple interest) on ₹600 at 7% per year for 3 years (in ₹)?
3. 3.The price of a cricket ball changed from ₹100 to ₹50. What is the percentage decrease?
4. 4.A shopkeeper buys a watch for ₹1250 and sells it for ₹1430. What is the profit (in ₹)?
5. 5.A shopkeeper buys a watch for ₹750 and sells it for ₹850. What is the profit (in ₹)?
6. 6.What is the amount (principal + simple interest) on ₹7000 at 4% per year for 2 years (in ₹)?
7. 7.A table bought for ₹2100 is sold for ₹1470. What is the loss per cent?
8. 8.A table costs ₹1100. It is sold at a 30% loss. What is the selling price (in ₹)?
9. 9.What is 5% of 900?
10. 10.What is 40% of 800?
11. 11.A fan costs ₹3100. It is sold at a 12% loss. What is the selling price (in ₹)?
12. 12.What is the simple interest on ₹1200 at 9% per year for 5 years (in ₹)?
13. 13.What is the amount (principal + simple interest) on ₹3000 at 11% per year for 3 years (in ₹)?
14. 14.What is the amount (principal + simple interest) on ₹6600 at 4% per year for 3 years (in ₹)?
15. 15.A shopkeeper buys a cricket kit for ₹2200 and sells it for ₹2210. What is the profit (in ₹)?
16. 16.A mobile phone costs ₹3800. It is sold at a 50% loss. What is the selling price (in ₹)?
17. 17.What is the simple interest on ₹2300 at 4% per year for 2 years (in ₹)?
18. 18.A sewing machine bought for ₹1600 is sold for ₹2240. What is the profit per cent?
19. 19.What is the simple interest on ₹6500 at 4% per year for 2 years (in ₹)?
20. 20.What is 65% of 740?
21. 21.The price of a water bottle changed from ₹25 to ₹20. What is the percentage decrease?
22. 22.What is 35% of 140?
23. 23.The price of a pair of shoes changed from ₹250 to ₹125. What is the percentage decrease?
24. 24.A sewing machine costs ₹3500. It is sold at a 5% loss. What is the selling price (in ₹)?
25. 25.What is 35% of 860?
26. 26.What is 20% of 980?
27. 27.The price of a bus pass changed from ₹250 to ₹475. What is the percentage increase?
28. 28.What is the simple interest on ₹9900 at 11% per year for 5 years (in ₹)?
29. 29.The price of a bus pass changed from ₹50 to ₹5. What is the percentage decrease?
30. 30.A shopkeeper buys a cricket kit for ₹3000 and sells it for ₹2990. What is the loss (in ₹)?
31. 31.A table bought for ₹3700 is sold for ₹2775. What is the loss per cent?
32. 32.What is the simple interest on ₹7800 at 10% per year for 2 years (in ₹)?
33. 33.A mobile phone bought for ₹1300 is sold for ₹910. What is the loss per cent?
34. 34.What is the amount (principal + simple interest) on ₹6900 at 12% per year for 3 years (in ₹)?
35. 35.What is the amount (principal + simple interest) on ₹6100 at 5% per year for 5 years (in ₹)?
36. 36.What is the amount (principal + simple interest) on ₹7800 at 11% per year for 5 years (in ₹)?
37. 37.A shopkeeper buys a cricket kit for ₹400 and sells it for ₹590. What is the profit (in ₹)?
38. 38.The price of a cricket ball changed from ₹200 to ₹350. What is the percentage increase?
39. 39.The price of a bus pass changed from ₹25 to ₹20. What is the percentage decrease?
40. 40.What is the simple interest on ₹3200 at 10% per year for 3 years (in ₹)?

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