document.write( "Question 1162013: The fuel efficiency of a certain car is 31.0 miles per gallon. Convert the efficiency into kilometers per litre. \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The conversion factor from gallons to litres is: 1 gal = 3.79 L. \n" ); document.write( "

Algebra.Com's Answer #785682 by ikleyn(52876) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "

\r\n" );
document.write( "\r\n" );
document.write( "1 mile = 1609 meters; therefore\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    31  = 31*1.609 .\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "1 gallon = 3.79 liters; therefore\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    31  =   = 13.2 kilometers per liter.    ANSWER\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );