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.
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- 1.What is the simple interest on ₹4000 at 12% per year for 2 years (in ₹)?
- 2.The price of a bus pass changed from ₹25 to ₹30. What is the percentage increase?
- 3.A cycle bought for ₹3700 is sold for ₹4810. What is the profit per cent?
- 4.A shopkeeper buys a cricket kit for ₹500 and sells it for ₹780. What is the profit (in ₹)?
- 5.What is the amount (principal + simple interest) on ₹600 at 6% per year for 3 years (in ₹)?
- 6.What is 90% of 820?
- 7.What is the amount (principal + simple interest) on ₹800 at 4% per year for 4 years (in ₹)?
- 8.What is the amount (principal + simple interest) on ₹3600 at 4% per year for 2 years (in ₹)?
- 9.A shopkeeper buys a cycle for ₹1450 and sells it for ₹1470. What is the profit (in ₹)?
- 10.A shopkeeper buys a table for ₹1150 and sells it for ₹1280. What is the profit (in ₹)?
- 11.What is the simple interest on ₹8600 at 3% per year for 1 year (in ₹)?
- 12.A shopkeeper buys a cricket kit for ₹2350 and sells it for ₹2220. What is the loss (in ₹)?
- 13.A cycle costs ₹900. It is sold at a 30% profit. What is the selling price (in ₹)?
- 14.What is the simple interest on ₹7200 at 3% per year for 2 years (in ₹)?
- 15.The price of a school bag changed from ₹50 to ₹45. What is the percentage decrease?
- 16.A watch costs ₹4000. It is sold at a 20% profit. What is the selling price (in ₹)?
- 17.What is 15% of 680?
- 18.A sewing machine bought for ₹400 is sold for ₹460. What is the profit per cent?
- 19.The price of a water bottle changed from ₹25 to ₹40. What is the percentage increase?
- 20.A cycle costs ₹1200. It is sold at a 40% profit. What is the selling price (in ₹)?
- 21.A shopkeeper buys a cycle for ₹1750 and sells it for ₹1850. What is the profit (in ₹)?
- 22.What is 65% of 820?
- 23.A cycle bought for ₹1100 is sold for ₹935. What is the loss per cent?
- 24.What is the amount (principal + simple interest) on ₹5400 at 11% per year for 1 year (in ₹)?
- 25.What is 45% of 920?
- 26.What is 15% of 80?
- 27.What is the simple interest on ₹3200 at 8% per year for 1 year (in ₹)?
- 28.What is the simple interest on ₹8000 at 2% per year for 5 years (in ₹)?
- 29.What is the simple interest on ₹1900 at 9% per year for 2 years (in ₹)?
- 30.What is 65% of 840?
- 31.A cricket kit bought for ₹3700 is sold for ₹3330. What is the loss per cent?
- 32.The price of a bus pass changed from ₹80 to ₹144. What is the percentage increase?
- 33.The price of a school bag changed from ₹40 to ₹56. What is the percentage increase?
- 34.A cycle bought for ₹600 is sold for ₹720. What is the profit per cent?
- 35.What is the amount (principal + simple interest) on ₹3600 at 9% per year for 1 year (in ₹)?
- 36.A shopkeeper buys a fan for ₹2800 and sells it for ₹2570. What is the loss (in ₹)?
- 37.A cricket kit bought for ₹2800 is sold for ₹3136. What is the profit per cent?
- 38.What is the amount (principal + simple interest) on ₹6200 at 10% per year for 2 years (in ₹)?
- 39.What is the amount (principal + simple interest) on ₹5200 at 6% per year for 1 year (in ₹)?
- 40.What is 30% of 800?
Answer key
- 960
- 20
- 30
- 280
- 708
- 738
- 928
- 3888
- 20
- 130
- 258
- 130
- 1170
- 432
- 10
- 4800
- 102
- 15
- 60
- 1680
- 100
- 533
- 15
- 5994
- 414
- 12
- 256
- 800
- 342
- 546
- 10
- 80
- 40
- 20
- 3924
- 230
- 12
- 7440
- 5512
- 240
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