2022 · Q27
8 men or 12 women can do a piece of work in 24 days. In how many days can the work be done by 8 men and 12 women?
Elementary MathematicsTime and Work
- A12 days
- B18 days
- C24 days
- DCannot be determined due to insufficient data
Explanation
8 men and 12 women each finish the work in 24 days, so their rates are equal; together the rate doubles and the time halves to 12 days. Hence the keyed option is A.