lccortes90 lccortes90

04-03-2020
Mathematics

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A painter estimates she can paint a house in 40 hours. She knows her assistant can do the same job is 60 hours. How long would it take them to paint the house working together?

Respuesta :

utoadam13 utoadam13

04-03-2020

24 hours

Step-by-step explanation:

1 hour

Painter1 1/40

Painter2 1/60

together 1/40+1/60=5/120=1/24

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