Mathematics, 20.10.2019 11:30 salvadorperez26

Lee takes 7 hours to mow all of the yards on his block. if his brother jj him, they are able to do the same job in 3 hours. how long would it take jj to do the job himself?

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Lee takes 7 hours to mow all of the yards on his block. if his brother jj him, they are able to do...

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