SOLUTION: At a speed of 30 degrees per second, how long will it take a wheel of radius 10 inches to roll 100

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Question 328654: At a speed of 30 degrees per second, how long will it take a wheel of radius 10 inches to roll 100
Answer by galactus(183) About Me  (Show Source):
You can put this solution on YOUR website!
To roll 100?. I assume you mean 100 inches?.
If the circle revolves 30 dgrees in 1 second, then it takes 12 seconds to make a revolution. The wheel has circumference 2%2Api%2A10=20%2Api inches.
The circle rolls 20%2Api inches in 12 seconds.
20%2Api%2F12=100%2Fx
x=60%2Fpi=19.1 seconds.