24 Man can do a work in 35 days.How many men are required to complete the work in 21 days.
A)38
B)40
C)36
D)42
Plzzz answer with step by step explanation
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Step-by-step explanation:
If 24 men can do it in 35 days..
Time taken by a man is = 24×35 = 840 days
No of men required to complete in 21 days
= 840÷21 = 40
Therefore 40 men are required to complete the work in 21 days ...
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