A and B together can complete a work in 12 days, and A, B, and C together can complete the same work in 6 days. The efficiency of A is twice that of B...

Banking SBI PO Prelims Medium Simplification/ Approximation MCQ

Question

A and B together can complete a work in 12 days, and A, B, and C together can complete the same work in 6 days. The efficiency of A is twice that of B, and C alone can finish the work in $R + 8$ days. Find the number of days taken by A alone to complete the work.

Options

$R + 14$

$R + 12$

$R + 16$

$R$

$2R$

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A and B together can complete a work in 12 days, and A, B, and C together can complete the same work in 6 days. The efficiency of A is twice that of B...

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