jmariahcaca jmariahcaca
  • 14-12-2022
  • Mathematics
contestada

Ryan can paint one wall in three hours, and Donovan can paint
two walls in four hours. How long would it take them to paint
three walls if they work together?
a 4.1 hours
b 3.2 hours
c 3.6 hours
d 2.8 hours

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