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.What is 35% of 600?
- 2.A shopkeeper buys a cycle for ₹2400 and sells it for ₹2220. What is the loss (in ₹)?
- 3.The price of a pair of shoes changed from ₹50 to ₹20. What is the percentage decrease?
- 4.A shopkeeper buys a sewing machine for ₹2000 and sells it for ₹1910. What is the loss (in ₹)?
- 5.What is the amount (principal + simple interest) on ₹3900 at 3% per year for 3 years (in ₹)?
- 6.A fan costs ₹1400. It is sold at a 40% profit. What is the selling price (in ₹)?
- 7.The price of a water bottle changed from ₹500 to ₹510. What is the percentage increase?
- 8.A shopkeeper buys a cooler for ₹300 and sells it for ₹560. What is the profit (in ₹)?
- 9.The price of a water bottle changed from ₹100 to ₹60. What is the percentage decrease?
- 10.A sewing machine costs ₹1500. It is sold at a 5% loss. What is the selling price (in ₹)?
- 11.What is the simple interest on ₹4800 at 4% per year for 1 year (in ₹)?
- 12.What is the amount (principal + simple interest) on ₹3700 at 7% per year for 3 years (in ₹)?
- 13.A shopkeeper buys a mobile phone for ₹2900 and sells it for ₹2850. What is the loss (in ₹)?
- 14.The price of a bus pass changed from ₹20 to ₹21. What is the percentage increase?
- 15.A shopkeeper buys a cricket kit for ₹2350 and sells it for ₹2190. What is the loss (in ₹)?
- 16.What is the simple interest on ₹8500 at 12% per year for 2 years (in ₹)?
- 17.What is the simple interest on ₹3700 at 11% per year for 3 years (in ₹)?
- 18.A cricket kit bought for ₹400 is sold for ₹320. What is the loss per cent?
- 19.The price of a bus pass changed from ₹50 to ₹65. What is the percentage increase?
- 20.A shopkeeper buys a cycle for ₹2750 and sells it for ₹2770. What is the profit (in ₹)?
- 21.What is the amount (principal + simple interest) on ₹1100 at 3% per year for 5 years (in ₹)?
- 22.What is 5% of 780?
- 23.What is 10% of 380?
- 24.A sewing machine costs ₹2900. It is sold at a 25% loss. What is the selling price (in ₹)?
- 25.The price of a box of mangoes changed from ₹200 to ₹198. What is the percentage decrease?
- 26.What is 30% of 320?
- 27.A cricket kit costs ₹3800. It is sold at a 50% profit. What is the selling price (in ₹)?
- 28.A shopkeeper buys a sewing machine for ₹1500 and sells it for ₹1230. What is the loss (in ₹)?
- 29.What is 60% of 280?
- 30.A mobile phone costs ₹2000. It is sold at a 50% profit. What is the selling price (in ₹)?
- 31.A watch costs ₹300. It is sold at a 40% loss. What is the selling price (in ₹)?
- 32.What is the simple interest on ₹9700 at 5% per year for 5 years (in ₹)?
- 33.A cycle bought for ₹4000 is sold for ₹4200. What is the profit per cent?
- 34.What is the amount (principal + simple interest) on ₹4800 at 11% per year for 2 years (in ₹)?
- 35.A sewing machine bought for ₹900 is sold for ₹630. What is the loss per cent?
- 36.What is the amount (principal + simple interest) on ₹3500 at 9% per year for 4 years (in ₹)?
- 37.A shopkeeper buys a table for ₹1850 and sells it for ₹1600. What is the loss (in ₹)?
- 38.A shopkeeper buys a table for ₹200 and sells it for ₹170. What is the loss (in ₹)?
- 39.A sewing machine bought for ₹2100 is sold for ₹1470. What is the loss per cent?
- 40.A shopkeeper buys a cooler for ₹1550 and sells it for ₹1820. What is the profit (in ₹)?
Answer key
- 210
- 180
- 60
- 90
- 4251
- 1960
- 2
- 260
- 40
- 1425
- 192
- 4477
- 50
- 5
- 160
- 2040
- 1221
- 20
- 30
- 20
- 1265
- 39
- 38
- 2175
- 1
- 96
- 5700
- 270
- 168
- 3000
- 180
- 2425
- 5
- 5856
- 30
- 4760
- 250
- 30
- 30
- 270
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