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If A and B are in the ratio 3 : 5 and B increases by 20%, find the new ratio?
  1. 3 : 4
  2. 3 : 2
  3. 3 : 6
  4. None of these
Explanation

Let A = 3x, B = 5x

Increase B by 20% → new B = 5x × 1.2 = 6x

New ratio = A : B = 3x : 6x = 3 : 6 = 1 : 2


Last verified on 12-05-2026

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