Maths / Direct and Inverse Variation / Time and Work

QUESTION
 

12 men can do a piece of work in 25 days. In how many days can 20 men finish the same work ?

EXPLANATION
Explain TypeExplanation Content
Text

According;to; question\ Let ;the;number;of ;days; n\ Using;inverse; variation\ 12times 25=20times n\ 300=20n\ Rightarrow n=frac{300}{20}=15\ n=15;days

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