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14 September, 15:00

Shelly biked 21 miles in 4 hours. What is shelly's average speak in miles per hour? What is shelly's average speed in miles per hour?

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Answers (2)
  1. 14 September, 16:06
    0
    Average Speed = 5.25 mph

    Step-by-step explanation:

    Given:

    Distance = 21 miles

    Time = 4 hours

    Required:

    Average Speed

    Formula:

    Average Speed = Total Distance Covered / Total Time Taken

    Solution:

    Average Speed = 21/4

    Average Speed = 5.25 mph
  2. 14 September, 18:00
    0
    5 1/4 mph

    Step-by-step explanation:

    21 divided by 4 = 5 1/4
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