# Example 9 - Chapter 12 Class 6 Ratio And Proportion

Last updated at Sept. 26, 2018 by Teachoo

Last updated at Sept. 26, 2018 by Teachoo

Transcript

Example 9 Are 30, 40, 45 and 60 in proportion? Ratio of 30 and 40 = 30/40 = 3/4 = 3 : 4 Ratio of 45 and 60 = 45/60 = 15/20 = 3/4 = 3 : 4 Ratio of 45 and 60 = 45/60 = 15/20 = 3/4 = 3 : 4 ∴ 30 : 40 = 45 : 60 So, 30, 40, 45, 60 are in proportion

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Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.