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\(R\) and \(S\) can complete a certain job in \(6\) and \(4\) days respectively, while they work individually. What will

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\(R\) and \(S\) can complete a certain job in \(6\) and \(4\) days respectively, while they work individually. What will

by M7MBA » Thu Dec 17, 2020 11:18 am

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\(R\) and \(S\) can complete a certain job in \(6\) and \(4\) days respectively, while they work individually. What will be the least number of days they will take to complete the same job if they work on alternate days?

A. 2.2 days
B. 2.67 days
C. 4.4 days
D. 4.67 days
E. 5 days

Answer: D

Source: e-GMAT
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