document.write( "Question 478740: A car used 7 gallons of gasoline to go a distance of 210 miles. At that rate, how much gasoline would the car use to go 495 miles? \n" ); document.write( "
Algebra.Com's Answer #328096 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! 210/7 = 30 mph \n" ); document.write( "495/30 = 16.5 gallons \n" ); document.write( "----------- \n" ); document.write( "or \n" ); document.write( "210:7::495:x \n" ); document.write( "210x = 7*495 \n" ); document.write( "x = 7*495/210 = 16.5 gallons \n" ); document.write( "----------- \n" ); document.write( "The other tutor made a typo, did 120 miles, but that'll be useful if you plan a 120 mile trip sometime. \n" ); document.write( " \n" ); document.write( " |