2014 · Q6
If 10 persons can dig 8 feet trench in 12 days, then how many days will 8 persons take to dig 6 feet trench?
Elementary MathematicsTime and Work
- A10 days
- B10.25 days
- C11 days
- D11.25 days
Explanation
Days = 12 × (10/8) × (6/8) = 12 × 1.25 × 0.75 = 11.25 days.