SOLUTION: A does a job in 6 days while B can do the same job in 4 days. how long will it take A and B working together to finish the same job?
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Question 883527: A does a job in 6 days while B can do the same job in 4 days. how long will it take A and B working together to finish the same job? Answer by josgarithmetic(39620) (Show Source):
You can put this solution on YOUR website! Sum their rates when A and B work at the same time on the same job. The reciprocal is their time for 1 job.
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