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Gramar

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a 4 hour tour averaged 3 miles per hour. if the average rate was 2.5 miles per hour for the first 3 hours what was the average rate for the last hour

  • Math??? - ,

    What?

  • Gramar - ,

    since distance = speed*time, add up the distances:

    2.5*3 + x*(4-3) = 3*4

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