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 shopkeeper buys a fan for ₹2450 and sells it for ₹2710. What is the profit (in ₹)?
- 2.A watch bought for ₹2200 is sold for ₹1980. What is the loss per cent?
- 3.A cricket kit costs ₹3400. It is sold at a 25% loss. What is the selling price (in ₹)?
- 4.What is the amount (principal + simple interest) on ₹800 at 8% per year for 1 year (in ₹)?
- 5.A mobile phone costs ₹300. It is sold at a 5% profit. What is the selling price (in ₹)?
- 6.What is the amount (principal + simple interest) on ₹3500 at 9% per year for 1 year (in ₹)?
- 7.A shopkeeper buys a sewing machine for ₹2300 and sells it for ₹2310. What is the profit (in ₹)?
- 8.A shopkeeper buys a fan for ₹300 and sells it for ₹450. What is the profit (in ₹)?
- 9.The price of a box of mangoes changed from ₹80 to ₹76. What is the percentage decrease?
- 10.A cricket kit costs ₹1900. It is sold at a 50% profit. What is the selling price (in ₹)?
- 11.A shopkeeper buys a cycle for ₹2600 and sells it for ₹2560. What is the loss (in ₹)?
- 12.What is the simple interest on ₹9200 at 10% per year for 2 years (in ₹)?
- 13.A cooler costs ₹900. It is sold at a 12% profit. What is the selling price (in ₹)?
- 14.What is 30% of 260?
- 15.What is the amount (principal + simple interest) on ₹6700 at 11% per year for 5 years (in ₹)?
- 16.What is the amount (principal + simple interest) on ₹7100 at 8% per year for 2 years (in ₹)?
- 17.What is the amount (principal + simple interest) on ₹8300 at 7% per year for 5 years (in ₹)?
- 18.What is the simple interest on ₹5900 at 7% per year for 3 years (in ₹)?
- 19.A cooler costs ₹3500. It is sold at a 40% loss. What is the selling price (in ₹)?
- 20.A fan costs ₹2600. It is sold at a 30% profit. What is the selling price (in ₹)?
- 21.What is the simple interest on ₹9500 at 10% per year for 5 years (in ₹)?
- 22.What is the simple interest on ₹1400 at 3% per year for 1 year (in ₹)?
- 23.What is the simple interest on ₹3600 at 12% per year for 1 year (in ₹)?
- 24.The price of a pair of shoes changed from ₹500 to ₹505. What is the percentage increase?
- 25.A shopkeeper buys a cycle for ₹2200 and sells it for ₹2170. What is the loss (in ₹)?
- 26.The price of a pair of shoes changed from ₹250 to ₹255. What is the percentage increase?
- 27.A shopkeeper buys a cricket kit for ₹2350 and sells it for ₹2640. What is the profit (in ₹)?
- 28.What is 20% of 300?
- 29.A shopkeeper buys a cricket kit for ₹650 and sells it for ₹510. What is the loss (in ₹)?
- 30.What is 15% of 700?
- 31.What is the amount (principal + simple interest) on ₹700 at 6% per year for 2 years (in ₹)?
- 32.What is 25% of 980?
- 33.What is 70% of 40?
- 34.What is the amount (principal + simple interest) on ₹5700 at 8% per year for 1 year (in ₹)?
- 35.The price of a bus pass changed from ₹25 to ₹5. What is the percentage decrease?
- 36.A sewing machine bought for ₹2100 is sold for ₹1890. What is the loss per cent?
- 37.A table costs ₹2900. It is sold at a 40% profit. What is the selling price (in ₹)?
- 38.A fan bought for ₹800 is sold for ₹560. What is the loss per cent?
- 39.The price of a cricket ball changed from ₹250 to ₹150. What is the percentage decrease?
- 40.A watch costs ₹300. It is sold at a 25% loss. What is the selling price (in ₹)?
Answer key
- 260
- 10
- 2550
- 864
- 315
- 3815
- 10
- 150
- 5
- 2850
- 40
- 1840
- 1008
- 78
- 10385
- 8236
- 11205
- 1239
- 2100
- 3380
- 4750
- 42
- 432
- 1
- 30
- 2
- 290
- 60
- 140
- 105
- 784
- 245
- 28
- 6156
- 80
- 10
- 4060
- 30
- 40
- 225
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