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SSC MTS 2019 · PYQ · Ratio and Proportion · medium

If P : Q = 5 : 2, then (2P – 3Q) : (3P – 5Q) is equal to:

Answer

The correct answer is A: 4 : 5. With P=5 and Q=2: (2×5 – 3×2):(3×5 – 5×2) = (10–6):(15–10) = 4:5.

  1. A.4 : 5✓ Correct
  2. B.2 : 7
  3. C.3 : 4
  4. D.5 : 6

Explanation

With P=5 and Q=2: (2×5 – 3×2):(3×5 – 5×2) = (10–6):(15–10) = 4:5.
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