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Mathematics, 02.11.2020 07:30 ayoismeisalex

Ms Kendrick and her daughter can stain the deck in 12 hours when working together. Last year Ms. Kendrick stained the deck by herself. The year before it took her daughter three times as long to stain it alone. How long did Ms. Kendrick and her
daughter take when painting alone

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Ms Kendrick and her daughter can stain the deck in 12 hours when working together. Last year Ms. Ken...
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