SOLUTION: a bricklayer can build a brick wall in 2 days. His apprentice needs 3 days to build the same wall. How long would it take them to build the wall if they work together?
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Question 1117456: a bricklayer can build a brick wall in 2 days. His apprentice needs 3 days to build the same wall. How long would it take them to build the wall if they work together? Answer by ikleyn(52781) (Show Source):
The master makes of the job per day.
The apprentice makes of the job per day.
Working together, they make = = of the job per day.
Hence, it will take them of the day = of the day to complete the job working together.
Solved.
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It is a typical and standard joint work problem.
