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Ex 8.2, 5 - Chapter 8 Class 7 Comparing Quantities - Part 7

Ex 8.2, 5 - Chapter 8 Class 7 Comparing Quantities - Part 8


Transcript

Ex 8.2, 5 Find the whole quantity if (d) 70% of it is 14 minutes Given 70% of total is 14 minutes Therefore, 70% × Total = 14 minutes 70/100 × Total = 14 minutes Total = 14 × 100/70 minutes Total = 14 × 10/7 minutes Total = 2 × 10 minutes Total = 20 minutes So, total is 20 minutes

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.