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16-06-2020
Mathematics

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Andrea can clean a house 4 times as fast as Denise. When they work together, Andrea and Denise can clean a large house in 8 hours. How many hours would it take Denise to clean the house by herself?

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Mabdullahsss991 Mabdullahsss991

16-06-2020

Answer:

72

Step-by-step explanation:

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