Multiple choice

If 1 man or 2 women or 3 boys can do a piece of work in 44 days, then the same work will be done by 1 man, 1 woman and 1 boy in how many days:

  1. 21 days

  2. 24days

  3. 26 days

  4. 33 days

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

From the given rates: 1 man = 44 days, so 2 women = 44 days means 1 woman = 88 days, and 3 boys = 44 days means 1 boy = 132 days. Combined rate: 1/44 + 1/88 + 1/132 = 3/132 + 1.5/132 + 1/132 = 5.5/132 = 1/24. So they complete the work in 24 days.