document.write( "Question 363086: EVERY TIME THE PEDALS GO THROUGH A 360 DEGREE ROTATION ON A BICYCLE, THE TIRES ROTATE 3 TIMES. IF THE TIRES ARE 24 INCHES IN DIAMETER, CALCULATE THE MINIMUM NUMBER OF COMPLETE ROTATIONS OF THE PEDALS NEEDED FOR THE BICYCLE TO TRAVEL AT LEAST 1 MILE. \n" ); document.write( "
Algebra.Com's Answer #258855 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! The tires dia = 2 ft \n" ); document.write( "The circumference = 2 pi feet \n" ); document.write( "5280/(2pi) =~ 840.34 revs of the tire \n" ); document.write( "--> 841 revs to go 1 mile of the tire \n" ); document.write( "The pedals make 841/3 = 280.33 \n" ); document.write( "--> 281 pedal revs per mile \n" ); document.write( " \n" ); document.write( " |