A & B can finish a work in 12 days, B & C in 15 days and A & C in 20 days. In how many days would A alone finish the work?A. 20B. 30C. 40D. 60

A & B can finish a work in 12 days, B & C in 15 days and A & C in 20 d

1.	A & B can finish a work in 12 days, B & C in 15 days and A & C in 20 days. In how many days would A alone finish the work?A. 20B. 30C. 40D. 60
A.	D
B.	B
C.	C
D.	A
Answer» C. C

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A & B can finish a work in 12 days, B & C in 15 days and A & C in 20 days. In how many days would A alone finish the work?A. 20B. 30C. 40D. 60

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