plz solve these problems with explanation first to give good answer will get best answer
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Step-by-step explanation:
1km = 100000cm
diameter(d) of the wheel = 70cm
radius(r) = d/2 = 35cm
circumference of the wheel = 2πr
=2 × 22/7 × 35 =220 cm
number of revolutions the wheel has to make to cover 100000 cm = 100000/220 = 10000/22
= 454.545 revolutions
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