SOLUTION: How many revolutions will a car wheel of diameter 60cm make as the car travels a distnace of 4km?
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Question 238658: How many revolutions will a car wheel of diameter 60cm make as the car travels a distnace of 4km?
Found 2 solutions by ankor@dixie-net.com, Alan3354:
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
How many revolutions will a car wheel of diameter 60cm make as the car travels a distnace of 4km?
:
Distance in cm, divide by circumference
= 2,122 revolutions
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
How many revolutions will a car wheel of diameter 60cm make as the car travels a distnace of 4km?
----------------
The circumference is pi*d. It moves that far per revolution.
4 km = 400000 cm
revs = 400000/(60*pi)
revs = 20000/3pi
revs =~ 2122
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