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2016-06-24 (24 Jun) (DAC)
Question 44 of 100
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100
"A" can complete a piece of work in 12 days, and "B" can complete the same piece of work in 16 days. In how many days can "A" and "B" together complete the work?
A
5 1/3 days
B
6 3/7 days
C
5 2/3 days
D
6 6/7 days
Correct Option:
D
Explanation
A's rate = 1/12, and B's rate = 1/16. Together: 1/12 + 1/16 = 7/48. Time = 48/7 = 6 6/7 days.
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