A wheel has diameter 84cm.How many complete revolutions it should take to cover792 meters.
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Answer:
300the number of revolutions made by wheel in 792 meters.
Step-by-step explanation:
Diameter of wheel =84cm
Radius of wheel= d/2 = 84/2 = 42cm
Circumference of wheel = 2πr
= 2×22/7×42
=2×22×6
=264cm
Number of revolutions in 792 meters (79200cm) = 79200/264
=300 revolutions
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