If $3$ men can finish a job in $18$ days, then $9$ men will finish the same job in:
Practice this question from Chapter Mock 7: Time and Work, Pipe and Cistern, with options and an explanation.
Question
If $3$ men can finish a job in $18$ days, then $9$ men will finish the same job in:
Option A
4 days
Option B
5 days
Option C — Correct answer
6 days
Correct choice.
Option D
9 days
Explanation
Total work $=3\times18=54$ man-days. With $9$ men, time $=54\div9=6$ days.