Practice Test Discussion

8 men can finish a piece of work in 40 days. If 2 more men join with them, then the work will be completed in

[NICL GIC(AO), 2013]

30 days

32 days

36 days

25 days

None of these

Explanation

According to the formula,

M₁ D₁ = M₂ D₂

M₁ = 8, D₁ =40, M₂ = 10, D₂ = ?

⇒ D_{2 $= \frac{80 \times 40}{10} = 30 d a y s .$}

Hence option A is the correct.

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