document.write( "Question 756231: I am not shore how do do this please help.
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document.write( "Girl A leaves on a long trip driving at a rate of 45 miles per hour. Girl B leaves from the same location traveling to the same destination 2 hours later. Girl B drives at a steady rate of 55 miles per hour. How long after Girl B leaves home will Girl A catch up?\r
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document.write( "I keep geting 10hours, but I dont think im right \n" );
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Algebra.Com's Answer #460047 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Girl A leaves on a long trip driving at a rate of 45 miles per hour. Girl B leaves from the same location traveling to the same destination 2 hours later. Girl B drives at a steady rate of 55 miles per hour. How long after Girl B leaves home will Girl A catch up? \n" ); document.write( "----------------- \n" ); document.write( "In 2 hours Girl A is 90 miles away (45*2). \n" ); document.write( "Girl B \"gains on her\" at 10 mi/hr (55-45). \n" ); document.write( "90/10 = 9 hours after Girl B leaves. \n" ); document.write( "============ \n" ); document.write( "How long after Girl B leaves home will Girl A catch up? \n" ); document.write( "Girl B catches up. \n" ); document.write( " |