Question
Opal started brisk walking at 09 00. Shannon started brisk walking 8 min later but stopped brisk walking 18 min earlier than Opal. Opal stopped brisk walking at 11 15. How long did Shannon brisk walk? Give your answer in this format. (Eg 1 h 20 min)
2 m

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Opal started brisk walking at 09 00. Shannon started brisk walking 8 min later but stopped brisk walking 18 min earlier than Opal. Opal stopped brisk walking at 11 15. How long did Shannon brisk walk? Give your answer in this format. (Eg 1 h 20 min)