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Working alone , mike can complete the floor in 10 hours. patty can compllete the same floor in 8 hours if working alone. how long will it take them, working together to finish the floor?

Answer :

wolf1728
There is a formula for this.  (See attached).
Total Time = 10 * 8 / (10 + 8) =
Total Time = 80 / 18
Time = 4.44 Hours


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