Question

8 women can do a piece of work in 10 days. How many women are needed to complete the work in 40 days?

1. 4 women
2. 3 women
3. 2 women
4. 1 woman

Answer 1

Correct Answer - Option 3 : 2 women

Given:

M­₁ = 8

M₂ = ?

D₁ = 10 days

D₂ = 40 days

W₁ = W₂ = 1

Formula Used:

M₁D₁W₂ = M₂D₂W₁

Calculation:

M₁D₁W₂ = M₂D₂W₁

⇒ 8 × 10 × 1 = M₂ × 40 × 1

⇒ M₂ = 8 × 10/40

⇒ M₂ = 2 women

∴ 2 women can complete a work in 40 days.