question_answer

8 men and 2 children can do a work in 9 days. A child takes double the time to do a work than the man. In how many days 12 men can complete double the work?

A)  \[16\frac{1}{2}\] Days  

B)  \[10\frac{1}{2}\] days

C)  14 days           

D)  21 days