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Mathematics, 23.06.2019 15:30 calebabaltimore

My friend sets out walking at a speed of $3$ miles per hour. i set out behind her $5$ minutes later at $4$ miles per hour. when i start walking, how many miles has my friend traveled?

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My friend sets out walking at a speed of $3$ miles per hour. i set out behind her $5$ minutes later...
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