Question
Ben and Gabriel, together, can clean a house in 5 hours. If Ben is cleaning the house alone, he can only complete the task in 7 hours. How long will Gabriel take to clean a house all by himself? Express your answer in mixed number.
3 m

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Ben and Gabriel, together, can clean a house in 5 hours. If Ben is cleaning the house alone, he can only complete the task in 7 hours. How long will Gabriel take to clean a house all by himself? Express your answer in mixed number.