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How many times will the wheel of a car rotate in a journey of 88 km, given
Find the radius and the circumference of a circle whose area is 144 cm?
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50000 rotations
Step-by-step explanation:
dDiameter of the wheel = 56cm
∴ radius = 28 cm
Total distance covered = 88km = 88×100000 cm = 8800000 cm
Total distance covered = Number of rotation × Circumference
8800000 = N × 2× \frac{22}{7}
7
22
× 28
N = 50000 rotations
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