document.write( "Question 135445: annie and marie hiked up an 18-mile mountain trail at 5 mph. They immediately hiked down at 4 mph. How long did the hike take? \r
\n" );
document.write( "\n" );
document.write( "*Please help me with this math question!! \n" );
document.write( "
Algebra.Com's Answer #99256 by smarty1994(10)![]() ![]() ![]() You can put this solution on YOUR website! First, you'd make a D=RT chart.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The first part would be the distance going up (18=5T) \n" ); document.write( "Next would be the distance going down (18=4T)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Time going uphill=3.6 hours \n" ); document.write( "Time Going downhill=4.5 hours\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Final answer= 8.1 hrs \n" ); document.write( " |