umashapka umashapka

10-02-2018
Mathematics

contestada

Two workers can paint a house in 7 hours. How much time will it take 3 workers to paint the same house?

Respuesta :

10-02-2018

It will take 3 workers to paint the same house in 4 hours.

Answer Link

10-02-2018

2 workers in 7 hours painted 1 house so

1 worker in 14 hours paints 1 house

3 worker will need 14/3 hours to paint 1 house

14/3= 4 hours and 2/3 of an hour
4 hours and 2• 60/3 minutes
4 hours and 40 minutes

Answer Link

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