Q: A and B can do a piece of work in 10 days, B and C in 15 days and C – McqOptions

MCQOPTIONS

1.	Q: A and B can do a piece of work in 10 days, B and C in 15 days and C and A in 20 days, C alone can do the work in :
A.	60 days
B.	120 days
C.	80 days
D.	30 days
Answer» C. 80 days

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