Ex 7.2, 1 (b) - Chapter 7 Class 7 Comparing Quantities

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Ex 7.2, 1 Tell what is the profit or loss in the following transactions. Also find profit per cent or loss per cent in each case. (b) A refrigerator bought for Rs 12,000 and sold at Rs 13,500 C.P = Rs 12,000 S.P = Rs 13,500 Here, S.P > C.P So, Profit = S.P − C.P = Rs 13,500 − 12,000 = Rs 1,500 Profit Percentage = 𝑃𝑟𝑜𝑓𝑖𝑡/(𝐶.𝑃) × 100% = 𝟏𝟓𝟎𝟎/𝟏𝟐𝟎𝟎𝟎 × 100% = 15/120 × 10% = 15/12 × 10% = 𝟓/𝟒 × 10% = 5/2 × 5% = 25/2 % = 12.5%

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo