document.write( "Question 354435: A car pulls out from a stop sign and builds up to a speed of 20.0m/sec in 8 seconds. How far does it travel in that time? What final speed does it reach? \n" ); document.write( "
Algebra.Com's Answer #253274 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! A car pulls out from a stop sign and builds up to a speed of 20.0m/sec in 8 seconds. What final speed does it reach? \n" ); document.write( "It's stated that it's 20 m/sec ?? \n" ); document.write( "a = 20/8 = 2.5 m/sec/sec acceleration \n" ); document.write( "-------------------- \n" ); document.write( "How far does it travel in that time? \n" ); document.write( "Its average speed = (0 + 20)/2 = 10 m/sec \n" ); document.write( "10*8 = 80 meters \n" ); document.write( " \n" ); document.write( " |