a contractor undertook to do a certain work in 75 days and employed 48 men to do it.after 55 days he found that only 2/3 of the work was done .how many more men must be employed so that the work may finished in time?

Question

Akhil Tanakala · Accepted Answer

Let's start with the basic formula that can be applied here
Total Work = Men x Days
M1D1 = M2D2
Now,
Total Work = 75 x 48 = (55 x 48 x 2/3) + (20 x (48 + n) x 1/3)
On solving we get,
n = 228

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a contractor undertook to do a certain work in 75 days and employed 48 men to do it.after 55 days he found that only 2/3 of the work was done .how many more men must be employed so that the work may finished in time?