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If P is 50% more efficient than Q, then by what percent is Q less efficient than P?
1. 30%
2. 70%
3. 50%
4. 33.33%

1 Answer

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Correct Answer - Option 4 : 33.33%

Given:

P is 50% more efficient than Q

Calculation:

Suppose efficiency of Q = 2

⇒ Efficiency of P = 150% of Q = 3

⇒ Efficiency of Q less than P by 1

Q less efficient than P by 1/3 × 100 = 33.33%

∴ 33.33%

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