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
7 days
6 days
4 days
3 days
Explanation:
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.
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.