document.write( "Question 252810: If a man buys 1 lt of milk for $12 and mixes it with 20% water and sells it for $15, then what is the percentage of gain? \n" ); document.write( "
Algebra.Com's Answer #184877 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
Where is this liter of milk coming from for $15?
\n" ); document.write( "duckbill platypus?
\n" ); document.write( "He has gained nothing but a watered down reputation for overcharging!
\n" ); document.write( "15-12=3 dollars\r
\n" ); document.write( "\n" ); document.write( "3/12 =1/4=.25=25%
\n" ); document.write( "The traditional way calculating is 25%
\n" ); document.write( "
\n" ); document.write( "
\n" );