document.write( "Question 624995: Cream costs $10 per gallon. Milk costs $3 per gallon. \r
\n" ); document.write( "\n" ); document.write( "9 gallons of milk was mixed with 2 gallons of cream.\r
\n" ); document.write( "\n" ); document.write( "What is the cost of 1 gallon of this mixture?
\n" ); document.write( "

Algebra.Com's Answer #393218 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Cream costs $10 per gallon. Milk costs $3 per gallon. \r
\n" ); document.write( "\n" ); document.write( "9 gallons of milk was mixed with 2 gallons of cream.\r
\n" ); document.write( "\n" ); document.write( "What is the cost of 1 gallon of this mixture?
\n" ); document.write( "------------
\n" ); document.write( "9 + 2 = 11 gallons
\n" ); document.write( "----
\n" ); document.write( "9*3 + 2*10 = $47 for 11 gallons
\n" ); document.write( "--> $47/11 per gallon
\n" ); document.write( "=~ $4.27/gallon
\n" ); document.write( "
\n" ); document.write( "
\n" );