reedevitsp7rj0d reedevitsp7rj0d
  • 26-04-2018
  • Mathematics
contestada

A medium water hose can fill a pool in 30 minutes. A larger water hose can fill the same pool in 20 minutes. If both hoses are turned on at the same time, how long will it take to fill the pool?

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popalabdulqayou
popalabdulqayou popalabdulqayou
  • 01-05-2018
It will take 12 hours:

1/30 + 1/20 = 1/x

.083333333=1/x

x=1/.08333333

x=12 minutes

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mackinblack
mackinblack mackinblack
  • 15-09-2018

it will take 12 minutes for both hioses to fill the pool

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