Question

If m persons can complete a work in n days, then 4m persons can complete the same work in ……….. days and m/4 persons can complete the same work in…….. days.

Answer 1

Given m persons complete a work in n days

(i) Then work measured in terms of Man days = mn

4 m men do the work it will be completed in mn/4m days = n/4 days.

(ii) m/4 persons can complete the same work in mn/m/4 days = 4mn/m = 4n days