kyrakmarie kyrakmarie
  • 07-07-2017
  • Mathematics
contestada

Steve is a painter. He can paint a house in 20 hours. It takes his assistant 30 hours to paint a house. How long, in hours, would it take them to paint a house working together?

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edgarlokos1998 edgarlokos1998
  • 07-07-2017
i think the answer is  15 Hours
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colikl colikl
  • 29-01-2019

The correct answer is D. 12.


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