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Q: If 18 men can cut a field in 35 days, then in how many days can 21 men cut the same field?
  • A. 32
  • B. 27
  • C. 28
  • D. 30
Correct Answer: Option D - M₁D₁ = M₂D₂ 18 × 35 = 21 × D₂ D₂ = 30 days
D. M₁D₁ = M₂D₂ 18 × 35 = 21 × D₂ D₂ = 30 days

Explanations:

M₁D₁ = M₂D₂ 18 × 35 = 21 × D₂ D₂ = 30 days