Multiple choice

8 men can complete a piece of work in 40 days. If 2 more men joined the work, in how many days will the work be completed?

  1. 30 days

  2. 32 days

  3. 36 days

  4. 25 days

  5. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

8 men complete work in 40 days, so total work = 8 × 40 = 320 man-days. With 10 men (8 + 2), days needed = 320/10 = 32 days. More workers means fewer days - inverse proportion.