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15 July, 03:18

A bicycle wheel has a radius of 0.33 m. how many revolutions does the wheel make when the bicycle is ridden 1 km? round to the nearest whole number. solved

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  1. 15 July, 03:37
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    Diameter = Radius x 2 = 0.33 x 2 = 0.66 m

    One revolution = πD = π (0.66) m = 2.073m

    Number of revolution made in 1 km:

    1 km = 1000 m

    1000 : 2.073 = 482 turns (nearest whole number)

    Answer: Number of revolution = 482
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