Quantitative Aptitude Test 119

Test # 119


1.
A can do a piece of work in 30 days while B alone can do it in 40 days. In how many days can A and B working together do it ?

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Quantitative Aptitude
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Idiom of the Day

pull out all the stops
to use all of one's energy and effort to achieve something
My mother pulled out all the stops to prepare a great birthday party for me.

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