Ranu and Bhanu can separately do a piece of work in 18 days and 12 days respectively. They worked together for 6 days, after which Bhanu was replaced by Shivam. If the work was finished in next 2 days, then what is the number of days in which Shivam alone can do the work?

Ranu and Bhanu can separately do a piece of work in 18 days and 12 day

1.	Ranu and Bhanu can separately do a piece of work in 18 days and 12 days respectively. They worked together for 6 days, after which Bhanu was replaced by Shivam. If the work was finished in next 2 days, then what is the number of days in which Shivam alone can do the work?
A.	28 days
B.	36 days
C.	20 days
D.	24 days
E.	None of these
Answer» C. 20 days

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Ranu and Bhanu can separately do a piece of work in 18 days and 12 days respectively. They worked together for 6 days, after which Bhanu was replaced by Shivam. If the work was finished in next 2 days, then what is the number of days in which Shivam alone can do the work?

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