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23 June, 00:27

A car wheel as a diameter of 20.8 inches. About how far does the car wheel travel in:

a. 1 rotation?

b. 5 rotations?

c. 30 rotations?

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Answers (1)
  1. 23 June, 00:37
    0
    distance travelled in one rotation is the circumference of the tyre.

    so

    a. 1 rotation=pi*20.8

    =22*20.8/7

    =65.37 approx

    b. 5 rotations is 65.37*5

    =325.86 aprox

    c. 30 rotations is 30*65.37

    =1961.14 inches aprox
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