Question
Irene started cycling at 10 00. Lynn started cycling 15 min later but stopped cycling 11 min earlier than Irene. Irene stopped cycling at 11 30. How long did Lynn cycle? Give your answer in this format. (Eg 1 h 20 min)
2 m

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Irene started cycling at 10 00. Lynn started cycling 15 min later but stopped cycling 11 min earlier than Irene. Irene stopped cycling at 11 30. How long did Lynn cycle? Give your answer in this format. (Eg 1 h 20 min)