SOLUTION: camille and laurence can each mop the floor and vacuum the carpets at their house in 2 hours. gaston needs 3 hours to do this same job by himself. if camille laurence and gaston wo
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Question 1066661: camille and laurence can each mop the floor and vacuum the carpets at their house in 2 hours. gaston needs 3 hours to do this same job by himself. if camille laurence and gaston work together how long will it take to clean the house Answer by ikleyn(52790) (Show Source):
You can put this solution on YOUR website! .
Standard joint work problem for TWO participants, if you consider Camille and Laurence as ONE participant, as they really ARE in this problem.
Camille and Laurence make of the job per hour.
Gaston makes of the job per hour.
Together, all three make + = of the job per hour.
Hence, it will take of an hour for three to complete the job.
of an hour = 1 hour 12 minutes.
