SOLUTION: Rick can mop the gym floor in 4 hours, and Ron can mop the gym floor in 3 hours. lf Rick and Ron work together, how long will it take them to mop the gym floor?

Question 1200177: Rick can mop the gym floor in
4 hours, and Ron can mop the
gym floor in 3 hours. lf Rick
and Ron work together, how
long will it take them to mop
the gym floor?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Working together, the rates are added.

The TIME, 12 hours for 7 floors

1 hour 43 minutes
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