document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=190428>Question 190428</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need some help with solving direct and indirect variations.<BR>\n" );
document.write( "The problem I have is how to set them up.<BR>\n" );
document.write( "The problem is:<BR>\n" );
document.write( "The volume of gas at a constant temperature varies inversely as the pressure. Find the volume of a gas under pressure of 24 pound per cubic centimeter if the gas occupies a volume of 123 cubic centimeters under a pressure of 20 pounds per cubic centimeter.\r<BR>\n" );
document.write( "\n" );
document.write( "I know i need to use the formula<BR>\n" );
document.write( "Q=k/m but I am not quite sure what goes where.<BR>\n" );
document.write( "Thanks in advance for any help. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #142919 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=142919\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The volume of gas at a constant temperature varies inversely as the pressure. Find the volume of a gas under pressure of 24 pound per cubic centimeter if the gas occupies a volume of 123 cubic centimeters under a pressure of 20 pounds per cubic centimeter. <BR>\n" );
document.write( "I know i need to use the formula<BR>\n" );
document.write( "Q=k/m but I am not quite sure what goes where.<BR>\n" );
document.write( "-------------------------------------<BR>\n" );
document.write( "Volume = k/pressure<BR>\n" );
document.write( "---<BR>\n" );
document.write( "1st: solve for \"k\":<BR>\n" );
document.write( "123 = k/20<BR>\n" );
document.write( "k = 2460<BR>\n" );
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document.write( "So the equation is Vol = 2460/pressure<BR>\n" );
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document.write( "Find the volume of a gas under pressure of 24 pound per cubic centimeter <BR>\n" );
document.write( "Vol = 2460/24<BR>\n" );
document.write( "Volume = 102.5 cc<BR>\n" );
document.write( "========================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );