Question
Japheth and Zane, together, can clean a bedroom in 3 hours. If Japheth is cleaning the bedroom alone, he can only complete the task in 8 hours. How long will Zane take to clean a bedroom all by himself? Express your answer in mixed number.
3 m

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Japheth and Zane, together, can clean a bedroom in 3 hours. If Japheth is cleaning the bedroom alone, he can only complete the task in 8 hours. How long will Zane take to clean a bedroom all by himself? Express your answer in mixed number.