Class 7 Maths Worksheet: Profit and Loss, Simple Interest
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.
NameDateTime takenScore ___ / 40
- 1.A fan bought for ₹600 is sold for ₹780. What is the profit per cent?
- 2.A shopkeeper buys a cycle for ₹2900 and sells it for ₹2600. What is the loss (in ₹)?
- 3.A shopkeeper buys a mobile phone for ₹2500 and sells it for ₹2200. What is the loss (in ₹)?
- 4.A cooler costs ₹1100. It is sold at a 5% profit. What is the selling price (in ₹)?
- 5.A fan bought for ₹2400 is sold for ₹3000. What is the profit per cent?
- 6.What is 40% of 840?
- 7.The price of a pair of shoes changed from ₹40 to ₹48. What is the percentage increase?
- 8.A watch bought for ₹900 is sold for ₹1125. What is the profit per cent?
- 9.A mobile phone bought for ₹3700 is sold for ₹4625. What is the profit per cent?
- 10.What is the simple interest on ₹9400 at 10% per year for 3 years (in ₹)?
- 11.What is the amount (principal + simple interest) on ₹9000 at 6% per year for 2 years (in ₹)?
- 12.What is the simple interest on ₹4800 at 12% per year for 2 years (in ₹)?
- 13.The price of a school bag changed from ₹50 to ₹20. What is the percentage decrease?
- 14.A table bought for ₹2400 is sold for ₹3360. What is the profit per cent?
- 15.The price of a pair of shoes changed from ₹200 to ₹150. What is the percentage decrease?
- 16.The price of a school bag changed from ₹25 to ₹45. What is the percentage increase?
- 17.What is 55% of 80?
- 18.The price of a box of mangoes changed from ₹200 to ₹80. What is the percentage decrease?
- 19.The price of a bus pass changed from ₹25 to ₹15. What is the percentage decrease?
- 20.What is the simple interest on ₹8000 at 3% per year for 1 year (in ₹)?
- 21.The price of a cricket ball changed from ₹25 to ₹20. What is the percentage decrease?
- 22.A table bought for ₹3400 is sold for ₹4250. What is the profit per cent?
- 23.What is the simple interest on ₹5100 at 6% per year for 3 years (in ₹)?
- 24.What is 30% of 720?
- 25.A sewing machine costs ₹400. It is sold at a 5% loss. What is the selling price (in ₹)?
- 26.A watch costs ₹3000. It is sold at a 5% loss. What is the selling price (in ₹)?
- 27.What is 55% of 240?
- 28.A watch costs ₹3000. It is sold at a 5% profit. What is the selling price (in ₹)?
- 29.A fan costs ₹3400. It is sold at a 12% profit. What is the selling price (in ₹)?
- 30.A sewing machine costs ₹1000. It is sold at a 12% profit. What is the selling price (in ₹)?
- 31.A shopkeeper buys a cooler for ₹1600 and sells it for ₹1410. What is the loss (in ₹)?
- 32.The price of a cricket ball changed from ₹40 to ₹64. What is the percentage increase?
- 33.What is the amount (principal + simple interest) on ₹700 at 4% per year for 4 years (in ₹)?
- 34.The price of a bus pass changed from ₹80 to ₹84. What is the percentage increase?
- 35.What is 95% of 520?
- 36.A cycle bought for ₹800 is sold for ₹560. What is the loss per cent?
- 37.A shopkeeper buys a mobile phone for ₹650 and sells it for ₹660. What is the profit (in ₹)?
- 38.What is 60% of 260?
- 39.A shopkeeper buys a watch for ₹1550 and sells it for ₹1400. What is the loss (in ₹)?
- 40.What is the simple interest on ₹6000 at 10% per year for 5 years (in ₹)?
Answer key
- 30
- 300
- 300
- 1155
- 25
- 336
- 20
- 25
- 25
- 2820
- 10080
- 1152
- 60
- 40
- 25
- 80
- 44
- 60
- 40
- 240
- 20
- 25
- 918
- 216
- 380
- 2850
- 132
- 3150
- 3808
- 1120
- 190
- 60
- 812
- 5
- 494
- 30
- 10
- 156
- 150
- 3000
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