Question
Gabby started swimming at 09 00. Natalie started swimming 18 min later but stopped swimming 15 min earlier than Gabby. Gabby stopped swimming at 11 10. How long did Natalie swim? Give your answer in this format. (Eg 1 h 20 min)
2 m

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Gabby started swimming at 09 00. Natalie started swimming 18 min later but stopped swimming 15 min earlier than Gabby. Gabby stopped swimming at 11 10. How long did Natalie swim? Give your answer in this format. (Eg 1 h 20 min)