Multiple choice

If $12$ men or $18$ women can complete a piece of work in $7$ days , then in how many days can $4$ men and $8$ women complete the same work ?

  1. $9$ days
  2. $12$ days
  3. $6$ days
  4. $7$ days
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

12 men = 18 women, so 1 man = 1.5 women. 4 men + 8 women = 4(1.5) + 8 = 6 + 8 = 14 women. 18 women take 7 days, so 14 women take (18*7)/14 = 9 days.

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