valemariana valemariana
  • 19-02-2017
  • Mathematics
contestada

John mows 40% in 20 minutes, How much more time does he need?

Respuesta :

mfpiac12
mfpiac12 mfpiac12
  • 19-02-2017
30 more mins.because 40 percent in 20 mins=80 percent in 40 mins
and the 20 percent left is the same thing as 40/2 so then you also have to do 20mins/2=10
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Аноним Аноним
  • 19-02-2017
8 mins because 40 percent of 20 equals 8
So the answer is 8 minutes


Answer Link

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