Raja can do a piece of work in 20 days , while Ramesh can finish it in – McqOptions

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1.	Raja can do a piece of work in 20 days , while Ramesh can finish it in 25 days. ramesh started working and Raja joined him after 10 days. The whole work is completed in ?
A.	20 days
B.	16 2/3 days
C.	15 days
D.	18 days
Answer» C. 15 days

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