Question

the diameter of the wheel of a car is 63 cm how many Revolution will it make to travel 7.9 km​

Answer 1

Step-by-step explanation:

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Answer 2

Hiii

Your answer is

d=63cm

r=63/2cm

therefore,=7.9km

no. of revolutions= circumference of circle=2πr

=2*22/7*63/2

=198/7.9

=25

Hope it will help you