\(A\) can do a work in \(20\) days. \(B\) can do the same work in \(30\) days. In how many days can \(A\) and \(B\) do

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\(A\) can do a work in \(20\) days. \(B\) can do the same work in \(30\) days. In how many days can \(A\) and \(B\) do the work together?

A. \(8\) days
B. \(10\) days
C. \(12\) days
D. \(14\) days
E. \(16\) days

OA C

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\(A\) can do a work in \(20\) days. \(B\) can do the same work in \(30\) days. In how many days can \(A\) and \(B\) do

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\(A\) can do a work in \(20\) days. \(B\) can do the same work in \(30\) days. In how many days can \(A\) and \(B\) do

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