Q252Time & Work
M is thrice as good as workman as N and together they finish a piece of work in 30 days. In how many days will M alone finish the work?
(1)50
(2)40
(3)60
(4)45
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21 questions
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M is thrice as good as workman as N and together they finish a piece of work in 30 days. In how many days will M alone finish the work?
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