document.write( "Question 1204171: A bicycle has wheels 22 inches in diameter. A tachometer determines that the wheels are rotating at 120 RPM (revolutions per minute). Find the speed the bicycle is traveling down the road. (Round your answer to three decimal places.) \n" ); document.write( "
Algebra.Com's Answer #840241 by mananth(16946) You can put this solution on YOUR website! \n" ); document.write( "A bicycle has wheels 22 inches in diameter. A tachometer determines that the wheels are rotating at 120 RPM (revolutions per minute). Find the speed the bicycle is traveling down the road. (Round your answer to three decimal places.)\r \n" ); document.write( "\n" ); document.write( "One rotation is equal to pi*d =pi*22 =69.08 inches \n" ); document.write( "In one rotation the bike moves 69.1150 inches\r \n" ); document.write( "\n" ); document.write( "In 120 revolutions it travels 120 *69.1150 =8293.804 inches=691.150 ft\r \n" ); document.write( "\n" ); document.write( "691.50/60 = 11.525 ft/second (approx)\r \n" ); document.write( "\n" ); document.write( "convert to mph\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |