A and B can do a piece of work in 72 days. B and C can do it in 120 days, A and C can do it in 90 days. In how many days all the three together can do the work ?

Jitendra Singh • 7.50K Points
Tutor III Math

Q. A and B can do a piece of work in 72 days. B and C can do it in 120 days, A and C can do it in 90 days. In how many days all the three together can do the work ?

(A) 150 days
(B) 60 days
(C) 80 days
(D) 100 days

Correct Answer - Option(B)

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