P and Q together can do a work in 12 days. P alone can do the same work in 36 days. In how many days can Q alone complete two-third part of the same work?
A. 12
B. 18
C. 21
D. 15
Answer: Option A
Related Questions on Time and Work
A. 18 days
B. 24 days
C. 30 days
D. 40 days
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