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Mathematics 21 Online
OpenStudy (britanyashton):

A fishing boat leaves its home port and travels 150 mi directly east. It then changes course and travels 40 mi due north. How long will the direct return trip take if the boat averages 23 mi/h?

OpenStudy (britanyashton):

OpenStudy (britanyashton):

The answer key says 6.75 hours; how did they get that?

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