DIRECTIONS for the question:Solve the following question and mark the best possible option.
A can do a piece of work in 20 days. B can do the same work in 30 days. Working together, they can complete the work in
A)
12 days
B)
8 days
C)
10 days
D)
15 days
A
A can do a piece of work in 20 days. B can do the same work in 30 days. Working together, they can complete the work in
Given, A = W/20 and B = W/30
Together, A + B = W/20 + W/30 = W/12
Hence, together they can complete the work in 12 days