Ratan can complete a work in (5 {1 over 2} ) days while Rupesh can c – McqOptions

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1.	Ratan can complete a work in (5 {1 over 2} ) days while Rupesh can complete it in (10 {1 over 2} ) days. In how many days can they both complete it working on it together?
A.	(3 {39 over 64 } )
B.	(4 {39 over 64 } )
C.	(5 {39 over 64 } )
D.	(6 {39 over 64 } )
Answer» B. (4 {39 over 64 } )

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