A) 27 days
B) 54 days
C) 56 days
D) 68 days
Let: B= x and A= 2x
(A+B) 18 days work = 1
(A + B) one day work= 1/18
So:
x + 2x =1/18
⇒ x = 1/54
So A=27 and B= 54
Related MCQs:
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