SOLUTION: Mark can finish a task alone in 24 days while Andres can do the same task in 18 days. If they work together, how long can they finish the task?
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Question 979011: Mark can finish a task alone in 24 days while Andres can do the same task in 18 days. If they work together, how long can they finish the task? Answer by solver91311(24713) (Show Source):
If A can do a job in x time periods, then A can do of the job in 1 time period. Likewise, if B can do the same job in y time periods, then B can do of the job in 1 time period.
