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 cricket kit costs ₹3000. It is sold at a 20% profit. What is the selling price (in ₹)?
- 2.A cooler bought for ₹3800 is sold for ₹3420. What is the loss per cent?
- 3.A shopkeeper buys a mobile phone for ₹3000 and sells it for ₹3080. What is the profit (in ₹)?
- 4.A cycle costs ₹2600. It is sold at a 5% loss. What is the selling price (in ₹)?
- 5.What is 25% of 600?
- 6.What is 25% of 840?
- 7.The price of a box of mangoes changed from ₹400 to ₹720. What is the percentage increase?
- 8.A shopkeeper buys a cooler for ₹1750 and sells it for ₹1780. What is the profit (in ₹)?
- 9.A sewing machine costs ₹3500. It is sold at a 20% loss. What is the selling price (in ₹)?
- 10.What is 55% of 680?
- 11.A shopkeeper buys a watch for ₹1700 and sells it for ₹1760. What is the profit (in ₹)?
- 12.A sewing machine costs ₹2900. It is sold at a 10% loss. What is the selling price (in ₹)?
- 13.What is 15% of 760?
- 14.What is the simple interest on ₹4800 at 5% per year for 3 years (in ₹)?
- 15.What is the simple interest on ₹7900 at 11% per year for 4 years (in ₹)?
- 16.A shopkeeper buys a sewing machine for ₹950 and sells it for ₹1130. What is the profit (in ₹)?
- 17.What is the simple interest on ₹3800 at 8% per year for 5 years (in ₹)?
- 18.A cooler costs ₹3200. It is sold at a 40% loss. What is the selling price (in ₹)?
- 19.A shopkeeper buys a cooler for ₹2200 and sells it for ₹2180. What is the loss (in ₹)?
- 20.A table costs ₹800. It is sold at a 15% loss. What is the selling price (in ₹)?
- 21.What is 85% of 580?
- 22.The price of a cricket ball changed from ₹50 to ₹40. What is the percentage decrease?
- 23.A shopkeeper buys a fan for ₹3000 and sells it for ₹3200. What is the profit (in ₹)?
- 24.What is the amount (principal + simple interest) on ₹7600 at 8% per year for 1 year (in ₹)?
- 25.A cricket kit costs ₹3300. It is sold at a 20% profit. What is the selling price (in ₹)?
- 26.What is the simple interest on ₹7600 at 5% per year for 5 years (in ₹)?
- 27.A sewing machine costs ₹1100. It is sold at a 5% loss. What is the selling price (in ₹)?
- 28.What is 90% of 120?
- 29.What is the simple interest on ₹5600 at 12% per year for 3 years (in ₹)?
- 30.What is 15% of 300?
- 31.What is the amount (principal + simple interest) on ₹3900 at 7% per year for 2 years (in ₹)?
- 32.A cycle bought for ₹2000 is sold for ₹2240. What is the profit per cent?
- 33.A table bought for ₹3000 is sold for ₹2550. What is the loss per cent?
- 34.A watch bought for ₹1400 is sold for ₹1120. What is the loss per cent?
- 35.What is the amount (principal + simple interest) on ₹8300 at 2% per year for 4 years (in ₹)?
- 36.What is the simple interest on ₹4800 at 8% per year for 3 years (in ₹)?
- 37.A shopkeeper buys a cricket kit for ₹1200 and sells it for ₹1380. What is the profit (in ₹)?
- 38.What is the amount (principal + simple interest) on ₹6400 at 12% per year for 5 years (in ₹)?
- 39.A fan costs ₹600. It is sold at a 20% profit. What is the selling price (in ₹)?
- 40.What is 60% of 80?
Answer key
- 3600
- 10
- 80
- 2470
- 150
- 210
- 80
- 30
- 2800
- 374
- 60
- 2610
- 114
- 720
- 3476
- 180
- 1520
- 1920
- 20
- 680
- 493
- 20
- 200
- 8208
- 3960
- 1900
- 1045
- 108
- 2016
- 45
- 4446
- 12
- 15
- 20
- 8964
- 1152
- 180
- 10240
- 720
- 48
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