Aarti can do a piece of work in 6 days. In how many days will she complete three time of work of same type?	Answers: A) 6 days B) 18 days C) 21 days D) 3 days E) 13 days
We have the important relation, More work, More time (days)   A piece of work can be done in 6 days.   Three times of work of same type can be done in 6 x 3   = 18 days   Answer 18 days
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Aarti can do a piece of work in 6 days. In how many days will she complete three time of work of same type?