Question
Roshel started brisk walking at 10 00. Betty started brisk walking 2 min later but stopped brisk walking 4 min earlier than Roshel. Roshel stopped brisk walking at 11 25. How long did Betty brisk walk? Give your answer in this format. (Eg 1 h 20 min)
2 m

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Roshel started brisk walking at 10 00. Betty started brisk walking 2 min later but stopped brisk walking 4 min earlier than Roshel. Roshel stopped brisk walking at 11 25. How long did Betty brisk walk? Give your answer in this format. (Eg 1 h 20 min)