document.write( "Question 987974: A motorist takes 4 hours to travel 380 km,how long will he take to travel 570 km at the same average speed \n" ); document.write( "
Algebra.Com's Answer #608648 by ikleyn(52778)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "where t is unknown time.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hence, \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "t = \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Or, in other words:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The average velocity is \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hence, the unknown time is \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |