. The radius of wheel is 0.25 m. How many revolutions will it make in covering 1 1km
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Step-by-step explanation:
the radius=0.25m
so, the circumference (perimeter)of the circle=2×πr
=2×22/7×0.25m
=1.57m
(1km=1000m)
=11km =11000m
revolution=11000÷1.57
=7revolutins ANS..
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