Question
Ivory started swimming at 07 00. Yen started swimming 13 min later but stopped swimming 8 min earlier than Ivory. Ivory stopped swimming at 09 30. How long did Yen swim? Give your answer in this format. (Eg 1 h 20 min)
2 m

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Ivory started swimming at 07 00. Yen started swimming 13 min later but stopped swimming 8 min earlier than Ivory. Ivory stopped swimming at 09 30. How long did Yen swim? Give your answer in this format. (Eg 1 h 20 min)