Question

15 men can do a work in 20 days. If there are 25 men, how many days will it take to complete the work?

Options

• 20

• 15

• 12

• 35

Answer 1

12
Explanation:

Here, M_{1 =} 15, D₁ = 20

M₂ = 25, D₂ = ?

⇒ `15xx20=25xx`D₂

⇒ D₂ = `(15xx20)/25` = 12