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If a:b = 8:9 and b:c = 3:4, then a:c equals?
  1. 9:4
  2. 2:3
  3. 8:12
  4. None of these
Explanation

Given:

a:b = 8:9

b:c = 3:4

Make b equal in both ratios (LCM of 9 and 3 is 9):

a:b = 8:9

b:c = 9:12

Now combine:

a:b:c = 8:9:12

So, a:c = 8:12 = 2:3


Last verified on 15-05-2026

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