question_answer

16 men are able to complete a work in 12 days working 14 h a day. How long will 28 men working 12 h a day, take to complete the work?

A)  5 days

B)         6 days

C)  8 days 

D)  4 days

Correct Answer: C

Solution :

Work will complete in = K days             \[\because \]       \[14\,:\,12\,:\,:\,K\,:\,12\]                         \[16:28\]             \[\therefore \]      \[\,K=\frac{12\times 14\times 16}{12\times 28}=8\]days