document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=308529>Question 308529</A>: <I><SPAN STYLE=\"word-break: break-all;\"> cream has approximately 22% of butterfat.how many gallons of cream must be mixed with 2% milk to give 20 gallons of milk containing 4% of butterfat </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #220607 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=220607\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> cream has approximately 22% of butterfat.how many gallons of cream must be mixed with 2% milk to give 20 gallons of milk containing 4% of butterfat<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "fat + fat = fat<BR>\n" );
document.write( "0.22x + 0.02(20-x) = 0.04*20<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "Multiply thru by 100 to get:<BR>\n" );
document.write( "22x + 2*20 - 2x = 4*20<BR>\n" );
document.write( "20x = 2*20<BR>\n" );
document.write( "x = 2 gallons (amt. of cream needed in the mixture)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );