Mahanath works 2 times as fast as Sahay. IfÂ Sahay can complete a job alone in 21 days, then in howÂ many days can they together finish the job?

Mahanath works 2 times as fast as Sahay. IfÂ Sahay can complete a jo

1.	Mahanath works 2 times as fast as Sahay. IfÂ Sahay can complete a job alone in 21 days, then in howÂ many days can they together finish the job?
A.	7 days
B.	6 days
C.	5 days
D.	2 days
Answer» B. 6 days

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Mahanath works 2 times as fast as Sahay. IfÂ Sahay can complete a job alone in 21 days, then in howÂ many days can they together finish the job?

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