timmy wants to buy a scooter and the price was 50$ . When he goes to the store a second time , he found that price was marked do
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Well, if the radius is 10, then the circumference is 
What's the unit? Either way, 22 rev. per minute means each minute you go by
units per second. Now you got the linear speed, just find out the time by dividing the distance by the speed!
So, what's the unit for the radius?
What's the unit? Either way, 22 rev. per minute means each minute you go by
So, what's the unit for the radius?