A contractor estimates that 3 persons could rewire Jasminder’s house in 4 days. If, he uses 4 persons instead of three

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asked Dec 27, 2017 in Mathematics by Golu (37,045 points) 19 144 412

A contractor estimates that 3 persons could rewire Jasminder’s house in 4 days. If, he uses 4 persons instead of three, how long should they take to complete the job?

1 Answer

+1 vote
answered Dec 27, 2017 by Ankit Agarwal (28,847 points) 7 31 67
selected Dec 27, 2017 by Golu
 
Best answer

Let time taken to complete the job be x.

Here the number of persons and the number of days are in inverse proportion.

Hence, they will complete the job in 3 days.

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