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3 years ago

9

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 i

t take them to paint the house working together?

1 answer:

aleksley [76]3 years ago

6 0

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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