Maths / Direct and Inverse Variation / Time and Work

QUESTION

8 men can do a piece of work in 9 days. In how many days will 6 men do it?

 OPTIONS A. 12 days B. 11 days C. 10 days D. 9 days
Right Option : B

EXPLANATION
Explain TypeExplanation Content
Text

$\dpi{120} \\According \;to \;question\\\\ 8\; men\;can\;do\;a\;piece\;of\;work=9days\\\\ 1\; men\;can\;do\;a\;piece\;of\;work=9\times 8=72\;days\\\\ 6 \; men\;can\;do\;a\;piece\;of\;work=\frac{72}{6}=12\;days$

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