A can do a work in 60days and B in 12 days.Then A and B together do the work in,how many days?

A can do a work in 60days and B in 12 days.Then A and B together do

1.	A can do a work in 60days and B in 12 days.Then A and B together do the work in,how many days?
A.	5 days
B.	4 days
C.	10 days
D.	2 days
Answer» D. 2 days

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A can do a work in 60days and B in 12 days.Then A and B together do the work in,how many days?

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