A and B together can do a work in 10 days. B and C together can do the – McqOptions

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1.	A and B together can do a work in 10 days. B and C together can do the same work in 6 days. A and C together can do the work in 12 days. Then A, B and C to¬gether can do the work in
A.	28 days
B.	14 days
C.	5 5/7 days
D.	8 2/7 days
Answer» D. 8 2/7 days

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