Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Time, Work & Distance ProblemsWork and Time
$A$ and $B$ can do a piece of work in $12$ days, $B$ and $C$ in $15$ days, and $C$ and $A$ in $20$ days. The number of days taken by $A$, $B$, and $C$ together to finish the work is:
- A.$15$ days
- B.$8$ days
- C.$12$ days
- D.$10$ daysCorrect answer
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Practice these MCQs in the appQuick fact: $A$, $B$, and $C$ together take $10$ days to finish the work.