Aarti can do a piece of work in 6 days. In how many days will she complete three time of work of same type?

18 days
21 days
3 days
6 days

Correct Answer: 18 days

Explanation:

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

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