Two person A and B do same amount of work, the person A does that work in `t_(1)` sec and the person B in `t_(2)` sec. find the ratio of power delivered by them

A man does 200 J of work in 10s and a boy does 100 J of work in 4s. (a) who is delivering more power? (b) Find the ratio of the power delivered by the man to that delivered by the boy.

If 3 persons can do a piece of work in 4 days, then 4 persons can do it in …… days.

A man does a given amount of work in 10 sec. Another man does the same amount of work in 20 sec. The ratio of the output power of first man to the second man is

A man does a given amount of work in 10 sec. Another man does the same amount of work in 20 sec. The ratio of the output power of first man to the second man is

Out of the 144 persons working in an office, 56 are men and the remaining are women. Find the ratio of number of women to number of men.

Of the 288 persons working in a company, 112 are men and the remaining are women. Find the ratio of the number of men to that of women