Question
Shiyun took 2 h 40 min to travel from Town T to Town U. If she reached Town U at 6.30 a.m., at what time did she start from Town T?
2 m

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Shiyun took 2 h 40 min to travel from Town T to Town U. If she reached Town U at 6.30 a.m., at what time did she start from Town T?