Ahmar works twice as fast as Bina. If Bina can complete a work in 30 days the number of days taken by Ahmar and Bina to complete the work working together is

Ahmar works twice as fast as Bina. If Bina can complete a work in 30 d

1.	Ahmar works twice as fast as Bina. If Bina can complete a work in 30 days the number of days taken by Ahmar and Bina to complete the work working together is
A.	16 days
B.	24 days
C.	20 days
D.	10 days
Answer» E.

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Ahmar works twice as fast as Bina. If Bina can complete a work in 30 days the number of days taken by Ahmar and Bina to complete the work working together is

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