[18 days] A and B can do a piece of work in 10 days; B and Cin 15 days; C and A in 18 days. In how many days c

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Aptitude

TNPSC G4

10th CBSE Maths

A and B can do a piece of work in 10 days; B and Cin 15 days; C and A in 18 days. In how many days can B alone do it?

30 days

20 days

12 days

18 days

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