document.write( "Question 107834: What is the number of hours it will take an automobile going forty-five miles per hour to catch up with an automobile moving at thirty miles per hour if the slower automobile starts one hour before the faster automobile? \n" ); document.write( "
Algebra.Com's Answer #78596 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! the slower automobile has a 30 mi. (30 mph X 1 h) head start\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the faster automobile catches up at the rate of 15 mph (45 mph - 30 mph)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so it will take the faster automobile 2 h. (30 mi / 15 mph) to catch the slower automobile \n" ); document.write( " |