document.write( "Question 594773: How far away can a boy ride his bicycle if he rides away at 10 kilometers per hour and returns at 9 kilometers per hour? The entire trip takes 9.5 hours. \n" ); document.write( "
Algebra.Com's Answer #376916 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! How far away can a boy ride his bicycle if he rides away at 10 kilometers per hour and returns at 9 kilometers per hour? The entire trip takes 9.5 hours. \n" ); document.write( "---------------- \n" ); document.write( "His avg speed is 2*10*9/(10 + 9) km/hr \n" ); document.write( "= 180/19 km/hr \n" ); document.write( "------ \n" ); document.write( "RT distance = r*t = (180/19)*9.5 = 90 km \n" ); document.write( "Each way = 45 km\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |