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Multiple choice

$3$ men or $5$ women can do a work in $12$ days. How long will $6$ men and $5$ women take to finish the work?

  1. $4$ days
  2. $10$ days
  3. $15$ days
  4. $20$ days
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

3 men = 5 women. So 1 man = 5/3 women. 6 men + 5 women = 6(5/3) + 5 = 10 + 5 = 15 women. 5 women take 12 days, so 15 women take (5/15) * 12 = 4 days.

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