Mathematics, 28.08.2019 16:30, cam961

Marla begins walking at 3 mi/h toward the library. her friend meets her at the halfway point and drives her the rest of the way to the library. the distance to the library is 4 miles. how many hours did marla walk?

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Marla begins walking at 3 mi/h toward the library. her friend meets her at the halfway point and dri...