document.write( "Question 260117: A car travels at 55 mph and gets 11 km per liter of gas. How many gallons of gas are needed for a 3.0 hour trip? \n" ); document.write( "
Algebra.Com's Answer #191613 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 55*3=165 miles traveled in three hours. \n" ); document.write( "Now you need to convert 11 km to miles or 165 miles to kilometers \n" ); document.write( "1 kilometer = 0.621371192 miles \n" ); document.write( "1 liters = 0.264172052 US gallons\r \n" ); document.write( "\n" ); document.write( "11*.621371192 =11 km in miles \n" ); document.write( "165/6.835083112=24.14016001 liters used\r \n" ); document.write( "\n" ); document.write( "24.14016001 *.264172052= 6.37715561 gallons used for a three hour trip \n" ); document.write( "I probably messed up somewhere. \n" ); document.write( "That seems like too many gallons for such a short trip \n" ); document.write( "165/6.4 that's almost 26 miles to the gallon \n" ); document.write( " |