Multiple choice

Working efficiency of P and Q for completing a piece of work are in the ratio 3 : 4. The number of days to be taken by them to complete the work will be in the ratio

  1. 3:2

  2. 2:3

  3. 3:4

  4. 4:3
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Work efficiency and time taken are inversely proportional. If efficiency ratio is 3:4, then time ratio is the reciprocal 4:3. More efficient workers take less time to complete the same work.

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