A, B and C can do a piece of work in 20,...

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day? `12\ d a y s` b. `15\ d a y s` c. `16\ d a y s` d. `18\ d a y s`

A

12 days

B

15 days

C

16 days

D

18 days

Text Solution

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The correct Answer is:

B

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