document.write( "Question 1092521: During RAGBRAI 2012, there was large hill going into Cherokee. My bike reached a speed of 36 miles per hour. My bike tires have a radius of 14 inches. If I maintained this speed for 30 seconds, how many revolutions did my bike tire make?
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Algebra.Com's Answer #707152 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! My bike reached a speed of 36 miles per hour. \n" ); document.write( " My bike tires have a radius of 14 inches. \n" ); document.write( "Find the circumference of the tire \n" ); document.write( "C = \n" ); document.write( "C = 87.9646 inches \n" ); document.write( ": \n" ); document.write( "If I maintained this speed for 30 seconds, how many revolutions did my bike tire make? \n" ); document.write( "there are 120 30 sec periods in an hour \n" ); document.write( "Find the no. of inches traveled in 1 hr at 36 mph, divide by the period and the circumference \n" ); document.write( "R = \n" ); document.write( "R = 216.1 rev \n" ); document.write( " |