document.write( "Question 487486: You drive a car 3 h at 48 km/h, then 3 h at 67 km/h.
\n" );
document.write( "What is your average velocity? \n" );
document.write( "
Algebra.Com's Answer #333065 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! You drive a car 3 h at 48 km/h, then 3 h at 67 km/h. \n" ); document.write( "What is your average velocity? \n" ); document.write( ": \n" ); document.write( "Let a = your average velocity of the trip \n" ); document.write( ": \n" ); document.write( "Write a distance equation \n" ); document.write( ": \n" ); document.write( "total dist = 48km/hr dist + 67km/hr dist \n" ); document.write( "6a = 3(48) + 3(67) \n" ); document.write( "6a = 144 + 201 \n" ); document.write( "6a = 345 \n" ); document.write( "a = \n" ); document.write( "a = 57.5 km/hr average \n" ); document.write( " \n" ); document.write( " |