Question
Oliver and Daniel, together, can clean a garage in 4 hours. If Oliver is cleaning the garage alone, he can only complete the task in 9 hours. How long will Daniel take to clean a garage all by himself? Express your answer in mixed number.
3 m

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Oliver and Daniel, together, can clean a garage in 4 hours. If Oliver is cleaning the garage alone, he can only complete the task in 9 hours. How long will Daniel take to clean a garage all by himself? Express your answer in mixed number.