man hours ?

[sabarish]

can u help me to solve this...and if u can send me the steps for solving.

A work is done by the people in 24 min.One of them can do this work a lonely in 40 min.how much time required to do the same work for the
second person.

ill give u the answer and it is 60min by the second man.

thank u.
sabarish s

[srknth_chin2]

question is not clear .

[srknth_chin2]

a work is done by how many people?