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26-05-2020
Mathematics

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Juanita wants to buy a computer. She needs to earn at least 400 dollars. If she makes 9
dollars an hour and has already saved 40 dollars, how many hours does she need to
work?

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itskaileyy itskaileyy

26-05-2020

She already has 40, so subtract 40 from 400 (it’s 360) and now, since she makes 9 an hour, we can do 360 divided by 9. This gives us 40!
Answer = 40

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