If 3 persons can do 3 times of a particular work in 3 days, then, 7 persons can do 7 times of that work in Choose the correct option:
A) 6 days
B) 2 days
C) 3 days
D) 5 days
E) 4 days
That is, 1 person can do one time of the work in 3 days.   Therefore, 7 persons can do 7 times work in the same 3 days itself.   3 days
<result>C</result>
If 3 persons can do 3 times of a particular work in 3 days, then, 7 persons can do 7 times of that work in