document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=215174>Question 215174</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a.  With gas selling for $4.90 per gallon, the cost of filling your tank varies directly with the amount of gas that you pump.  Find the equation representing the cost C related to the gallons of gas G that one would need.  What is the constant of variation here?\r<BR>\n" );
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document.write( "    b.  Why is this a different constant in different areas of our country and across the world?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #162581 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=162581\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a. With gas selling for $4.90 per gallon, the cost of filling your tank varies directly with the amount of gas that you pump. Find the equation representing the cost C related to the gallons of gas G that one would need. What is the constant of variation here? <BR>\n" );
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document.write( "4.9 = kG<BR>\n" );
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document.write( "Constant of variation : k = 4.9/G<BR>\n" );
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document.write( "b. Why is this a different constant in different areas of our country and across the world?<BR>\n" );
document.write( "Because the cost of a gallon of gasoline is different in every area of <BR>\n" );
document.write( "our country and across the world.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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