Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 728 · 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 school bag changed from ₹20 to ₹24. What is the percentage increase?
2. 2.A shopkeeper buys a mobile phone for ₹1250 and sells it for ₹1110. What is the loss (in ₹)?
3. 3.What is 80% of 80?
4. 4.The price of a pair of shoes changed from ₹50 to ₹5. What is the percentage decrease?
5. 5.A cycle bought for ₹2700 is sold for ₹2970. What is the profit per cent?
6. 6.The price of a bus pass changed from ₹25 to ₹40. What is the percentage increase?
7. 7.The price of a water bottle changed from ₹40 to ₹10. What is the percentage decrease?
8. 8.A watch costs ₹2700. It is sold at a 12% loss. What is the selling price (in ₹)?
9. 9.A cooler costs ₹700. It is sold at a 12% loss. What is the selling price (in ₹)?
10. 10.What is the amount (principal + simple interest) on ₹2000 at 9% per year for 1 year (in ₹)?
11. 11.A shopkeeper buys a cycle for ₹2950 and sells it for ₹3210. What is the profit (in ₹)?
12. 12.What is the simple interest on ₹1000 at 12% per year for 3 years (in ₹)?
13. 13.A shopkeeper buys a cooler for ₹700 and sells it for ₹750. What is the profit (in ₹)?
14. 14.A mobile phone costs ₹2500. It is sold at a 50% profit. What is the selling price (in ₹)?
15. 15.What is 90% of 100?
16. 16.What is the amount (principal + simple interest) on ₹500 at 11% per year for 3 years (in ₹)?
17. 17.The price of a water bottle changed from ₹80 to ₹140. What is the percentage increase?
18. 18.A cricket kit bought for ₹3600 is sold for ₹3780. What is the profit per cent?
19. 19.What is the amount (principal + simple interest) on ₹5800 at 8% per year for 2 years (in ₹)?
20. 20.What is 80% of 940?
21. 21.A mobile phone bought for ₹2200 is sold for ₹3300. What is the profit per cent?
22. 22.A shopkeeper buys a sewing machine for ₹1000 and sells it for ₹760. What is the loss (in ₹)?
23. 23.What is the amount (principal + simple interest) on ₹7900 at 4% per year for 4 years (in ₹)?
24. 24.A fan bought for ₹2900 is sold for ₹3045. What is the profit per cent?
25. 25.What is the amount (principal + simple interest) on ₹10000 at 4% per year for 4 years (in ₹)?
26. 26.What is the amount (principal + simple interest) on ₹5500 at 5% per year for 2 years (in ₹)?
27. 27.What is the simple interest on ₹9500 at 3% per year for 3 years (in ₹)?
28. 28.What is the amount (principal + simple interest) on ₹4900 at 12% per year for 2 years (in ₹)?
29. 29.What is the simple interest on ₹1000 at 10% per year for 1 year (in ₹)?
30. 30.The price of a box of mangoes changed from ₹200 to ₹210. What is the percentage increase?
31. 31.The price of a bus pass changed from ₹40 to ₹76. What is the percentage increase?
32. 32.A shopkeeper buys a cooler for ₹2200 and sells it for ₹1980. What is the loss (in ₹)?
33. 33.What is the amount (principal + simple interest) on ₹4300 at 3% per year for 3 years (in ₹)?
34. 34.A cycle bought for ₹2800 is sold for ₹1960. What is the loss per cent?
35. 35.What is the amount (principal + simple interest) on ₹9700 at 9% per year for 4 years (in ₹)?
36. 36.What is 65% of 600?
37. 37.A table bought for ₹500 is sold for ₹550. What is the profit per cent?
38. 38.A table costs ₹1300. It is sold at a 25% profit. What is the selling price (in ₹)?
39. 39.A mobile phone bought for ₹3100 is sold for ₹2790. What is the loss per cent?
40. 40.A shopkeeper buys a table for ₹1250 and sells it for ₹1260. What is the profit (in ₹)?

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