Karthik is 2 times as good workman as Raghu and together they complete a piece of work in 42 days. Thenumber of days taken by Karthik alone to finish the work is.

Karthik is 2 times as good workman as Raghu and together they complete

1.	Karthik is 2 times as good workman as Raghu and together they complete a piece of work in 42 days. Thenumber of days taken by Karthik alone to finish the work is.
A.	55 days
B.	60 days
C.	63 days
D.	67 days
Answer» D. 67 days

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Karthik is 2 times as good workman as Raghu and together they complete a piece of work in 42 days. Thenumber of days taken by Karthik alone to finish the work is.

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