document.write( "Question 1097143: good morning, this is my questiion. Dave can hike on level ground 3 miles an hour faster that he can on uphill terrain.Yesterday, he hiked 27 miles spending 2 hours on level ground and 5 hours on uphill terrain. find his average speed on level ground. \r
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Algebra.Com's Answer #711593 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! Average speed is ALWAYS: \n" ); document.write( "[ distance traveled ] / [ time spent traveling ] \n" ); document.write( "Let \n" ); document.write( " \n" ); document.write( "---------------------------------------- \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "and \n" ); document.write( " \n" ); document.write( "-------------------------- \n" ); document.write( "His average speed on level ground was 6 mi/hr \n" ); document.write( "----------------------------------------------- \n" ); document.write( "check: \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "OK \n" ); document.write( " \n" ); document.write( " |