Question

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

Answer 1

Answer:c.60

Step-by-step explanation:

Answer 2

THEY take 150 days to do work together

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