document.write( "Question 775742: A car traveling at 56 mi/h overtakes a cyclist who, riding at 16 mi/h, has a 2-hour head start. How far from the starting point does the car overtake the cyclist \n" ); document.write( "
Algebra.Com's Answer #473150 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A car traveling at 56 mi/h overtakes a cyclist who, riding at 16 mi/h, has a 2-hour head start. \n" ); document.write( " How far from the starting point does the car overtake the cyclist. \n" ); document.write( ": \n" ); document.write( "First find out how long it takes for the car to overtake the cycle \n" ); document.write( "Let t = travel time of the car \n" ); document.write( "then \n" ); document.write( "(t + 2) = travel time of the cylce \n" ); document.write( ": \n" ); document.write( "When this occurs, they will both have traveled the same distance \n" ); document.write( "Write a distance equation; dist = speed * time \n" ); document.write( "56t = 16(t+2) \n" ); document.write( "56t = 16t + 32 \n" ); document.write( "56t - 16t = 32 \n" ); document.write( "40t = 32 \n" ); document.write( "t = 32/40 \n" ); document.write( "t = .8 hrs for the car to overtake the cycle \n" ); document.write( "find the distance \n" ); document.write( "56 * .8 = 44.8 mi \n" ); document.write( ": \n" ); document.write( "Confirm the dist using the cycle \n" ); document.write( "16 * 2.8 = 44.8 mi \n" ); document.write( " \n" ); document.write( " |