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Mathematics for IGCSE & O level - Time (Section 1 - No. 30)

What is 15.36 hours in hours and minutes?
15 hours 22 minutes
15 hours 36 minutes
15 hours 15 minutes
16 hours 36 minutes

解释

0.36 hours * 60 minutes/hour = 21.6 minutes which is 22 minutes.

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