A contractor undertakes to do a piece of...

A contractor undertakes to do a piece of work in 40 days. He engages 100 men at eh beginning and 100 more after 35 days and completes the work in stipulated time. If he had not engaged the additional me, how many days behind the schedule the work should have been finished? `5` b. `\ 6` c. `7` d. `8`

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A contractor undertakes to do a piece of work in 40 days.He engages 100 men at the beginning and 100 more after 35 days and completes the work in stipulated time.If he had not engaged the additional men,how many days behind the schedule the work should have been finished? a.5 b.backslash6 c.7 d.8

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