If ∶ = 3 ∶ 5 ∶ = 6 ∶ 7, find ∶ ∶ .
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21/30 = 7/10
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Ratio and Proportion · Introduction to Ratios. If A : B = 5 : 6 and B : C ... maths. avatar Asked on December 26, 2019 by Muskan Mithbavkar ...
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A:B = 5:6 So, A/B = 5/6 A = 5B/6 ......(1) B:C = 4:7 So, B/C = 4/7 C = 7B/4 ......(2)From (1) and (2), A:B:C = 5B/6:B:7B/4 = 5/6:1:
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