Find the value of A:B:C, if

If A:B=5:7 and B:C=6:11, then A:B:C is-

  1. 30:42:77
  2. 35:66:78
  3. 12:17:29
  4. 35:12:77
Monis Rasool Professor Asked on 24th May 2015 in Maths.
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1 Answer(s)

Answer: (a) 30:42:77
Explanation:-

A:B = 5:7 and B:C = 6:11

Formula-
a:b and b:c then, a:b:c = ab:bb:bc

Therefore, A: B: C = 5 x 6: 7 x 6: 7 x 11
= 30:42:77

Anurag Mishra Professor Answered on 24th May 2015.
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