Mangala completes a piece of work in 10 days, Raju completes the same work in 40 days. If both of them work together, then the number of days required to complete the work is

Mangala completes a piece of work in 10 days, Raju completes the sa

1.	Mangala completes a piece of work in 10 days, Raju completes the same work in 40 days. If both of them work together, then the number of days required to complete the work is
A.	5 days
B.	8 days
C.	12 days
D.	16 days
Answer» C. 12 days

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Mangala completes a piece of work in 10 days, Raju completes the same work in 40 days. If both of them work together, then the number of days required to complete the work is

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