document.write( "Question 485070: Distance and time: a bicyclist rides uphill at 10 miles per hour for 5 miles and then rides downhill at 20 miles per hour for 5 miles. What is the bicyclist's average speed? \n" ); document.write( "
Algebra.Com's Answer #331817 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Avg = 2*10*20/(10 + 20) = 400/30 \n" ); document.write( "= 40/3 mi/hr \n" ); document.write( "13.333... mi/hr \n" ); document.write( " \n" ); document.write( " |