document.write( "Question 456683: Please answer my question.\r
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document.write( "Ruth was hauling a wide load out of Portland. At 7:00a.m. she headed north from exit 102 at an average speed of 35mph. Michael headed north from the same exit at 9:00a.m. in his Pontiac. By 3:00p.m. the same day Michael was 20 miles ahead of Ruth. What was Michael's average speed?\r
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document.write( "Thank you for your help. \n" );
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Algebra.Com's Answer #315057 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! 3 p.m.-7 a.m.=8 hours \n" ); document.write( "8 hours @35 mph=280 miles \n" ); document.write( "3 p.m.-9 a.m.=6 hours \n" ); document.write( "280+20/6=300/6=50 mph \n" ); document.write( "Michael's average speed was 50 mph.. \n" ); document.write( " |