Xiao Ming gets up in the morning to brush his teeth, wash his face for 8 minutes, eat breakfast for 15 minutes, and walk from home to school for 10 minutes. When is the latest time for him to get up

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Xiao Ming has to walk for 0.5 hours from home to school. How many parts of the whole journey can he walk for 15 minutes?

Xiao Ming has to walk for 0.5 hours from home to school. Could you tell me if he can walk for 1 / 2 of the whole journey after 15 minutes
15 minutes = 0.25 hours

Xiao Ming has to walk 0.5 hours from home to school. How many parts of the whole journey may he walk in 12 minutes?

0.5 × 60 = 30 minutes
12÷30=2／5
A: he may have walked two fifths of the way in 12 minutes

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