A TIRE FOR A COMPACT CAR IS 21 INCHES IN DIAMETER. IF THE CAR IS TRAVELING AT A SPEED OF 80MI/HR, FIND THE NUMBEROF REVOLUTIONS THE TIRE MAKES PER MINUTE
Speed is 80 miles per hour
In 1 minute the wheel covers
=1.3333miles per minute
Since 1 mile =63630 inches,
1.3333 miles= 1.3333miles*63360inches
Revolutions per minute=84480/66
Content will be erased after question is completed.
Enter the email address associated with your account, and we will email you a link to reset your password.
Forgot your password?