Question

P does one fourth as much work as Q in two third of the time. If together they take 24 days to complete the work, how much time shall Q take to do it?

A 44 days Correct Answer Incorrect Answer
B 27 days Correct Answer Incorrect Answer
C 30 days Correct Answer Incorrect Answer
D 33 days Correct Answer Incorrect Answer

Solution

Let the whole work be done by Q in xdays In 2/3 rd of time work by P = 1/4 1/4 of work is done by P in 2/3x days Whole work is done by P in (4 x 2/3x) days = 8/3x days 1/x + 3/8x =1/24 (8 + 3)/(8x) = 1/24 x = 33 days

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