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A bicycle with 18-in.-diameter wheels has its gears set so that the chain has a 6-in....

A bicycle with 18-in.-diameter wheels has its gears set so that the chain has a 6-in. radius on the front sprocket and 3-in. radius on the rear sprocket. The cyclist pedals at 85 rpm.

Find the linear speed of the bicycle in in/min (correct to two decimal places). in/min

How fast is the bike moving in mph (to two decimal places)? mph

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