3. The diameter of the wheel of a car is 70 cm. How many revolutions will it make to travel 1.65km?
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Diameter = 70cm
Distance=1.65km == 165000cm
Total revolutions(n)::
π d × n = 165000
== 22/7 × 70 × n = 165000
== n =16500/22 = 750
Total revolutions = 750✔️
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