Mathematics
Mathematics, 04.09.2020 18:01, avagymnast421

working alone shanice can tar a roof in 12 hours. One day her friend Kathryn helped her and it only took 5.14 hours. How long would it take Kathryn to do it alone?

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working alone shanice can tar a roof in 12 hours. One day her friend Kathryn helped her and it only...

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