A wheel has a diameter 84 cm find how many complete revolution must It make to cover 792m
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Answered by
161
diameter of wheel=84cm
Radius of wheel=84/2=42cm
Circumference of the wheel = 2r
=84 cm2
Let x be the no.of revolutions
792m=79200cm
x*84=79200
x=79200/84
x=79200/84*7/22
x=300
Therefore no.of revolutions=300
Radius of wheel=84/2=42cm
Circumference of the wheel = 2r
=84 cm2
Let x be the no.of revolutions
792m=79200cm
x*84=79200
x=79200/84
x=79200/84*7/22
x=300
Therefore no.of revolutions=300
Answered by
51
no of revolutions = 300
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