Haryana Police Constable Model Paper 2

Question : 50 of 100

Marks: +1, -0

Eighteen men take 30 days to complete a work working 10 hours a day. Find the time taken by 25 men to compete five times as much work working 12 hours a day.

Validate

Solution:

Let the work done by 18 men be denoted be W.
The work to be done varied directly with the number of men and the time taken by them.

{\M1 \D1 \H1} / {\M2 \D2 \H2} = {\W1} / {\W2}

{(18) (30) (10)} / {(25) (x) (12)} = 1 / 5

\X = 90

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