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## Homework Statement

An automobile tire is rated to last for 35,000 miles. To an order of magnitude, through how many revolutions will it turn?

## Homework Equations

2pir

## The Attempt at a Solution

d=3f=.9144m

r=.9144/2

=.4572

n(2pi)r=35,000miles

(35,000miles)=56327040meters

n(2pi)(.4572meters)=56327040meters

409867.3=

409868

Does that look right?

Thank you very much