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Ex 8.3, 4 - Arun bought a car for Rs 3,50,000. The next year

Ex 8.3, 4 - Chapter 8 Class 7 Comparing Quantities - Part 2

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Transcript

Ex 8.3, 4 Arun bought a car for Rs 3,50,000. The next year, the price went upto Rs 3,70,000. What was the Percentage of price increase? Price of car last year = Rs 3,50,000 Price of car this year = Rs 3,70,000 Increase in price = Rs 3,70,000 − Rs 3,50,000 = Rs 20,000 Percentage of price increase = (𝐼𝑛𝑐𝑟𝑒𝑎𝑠𝑒 𝑖𝑛 𝑝𝑟𝑖𝑐𝑒)/(𝑃𝑟𝑖𝑐𝑒 𝑜𝑓 𝑐𝑎𝑟 𝑙𝑎𝑠𝑡 𝑦𝑒𝑎𝑟) × 100% = 20,000/3,50,000 × 100% = 20000/350000 × 100% = 2/35 × 100% = 2 × 100/35 % = 2 × 20/7 % = 40/7 % = 5 𝟓/𝟕 %

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.