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A and B together can do a piece of work in 8 days.
Question 1:
A and B together can do a piece of work in 8 days. If A alone can do the same work in 12 days, then B alone can do the same work in?
A.
20 days
B.
16 days
C.
24 days
Feedback
B = 1/8 – 1/12 = 1/24 => 24 days
D.
28 days
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