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TANCET 2021 Solved Papers

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Question : 59 of 100

Marks: +1, -0

6 men can do a piece of work in 12 days. How many men are needed to do the work in 18 days.

3 men
6 men
4 men
2 men

Solution:

\mathrm{M}_{1}=6, \mathrm{D}_{1}=12

days,

\mathrm{D}_{2}=18

days,

\mathrm{M}_{2}=

?

Formula:

\begin{aligned} & M_{1} D_{1}=M_{2} D_{2} \\ & 6 \times 12=M_{2} \times 18 \\ & \therefore M_{2}=\frac{6 \times 12}{18}=4 \end{aligned}

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