document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1176136>Question 1176136</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Maria needed  gallons of gas to fill her​ car's gas tank. The mileage odometer read  miles. When the odometer read ​, Maria filled the tank with  gallons. At the end of the​ trip, she filled the tank with  ​gallons, and the odometer read  miles. How many miles per gallon did she get for the entire​ trip? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #802253 by </B><A HREF=/tutors/aboutme.mpl?userid=Solver92311><B>Solver92311(821)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Solver92311><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/cgi-bin/show-face.mpl?user=Solver92311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=802253\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+2\">\r<BR>\n" );
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document.write( "Go back and read the question you posted, which you should have done BEFORE you submitted your post.  Since you didn't provide any numbers (I suspect you cut and pasted from an on-line test or homework assignment that has an anti-cheating feature that doesn't allow copying of certain essential information), I'll answer your question with variables and you will have to sort it out for yourself.\r<BR>\n" );
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document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large g_0\"> represent the number of gallons to initially fill the tank.  This number is irrelevant to solving this problem.  The only importance of the initial sentence is that the tank was full at the start of the trip.\r<BR>\n" );
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document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large m_0\"> represent the mileage reading at the start of the trip.\r<BR>\n" );
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document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large m_1\"> represent the mileage reading when she stopped for gas midway through the trip.  Another number irrelevant to the solution.\r<BR>\n" );
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document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large g_1\"> represent the number of gallons of gas obtained at the mid-trip stop.\r<BR>\n" );
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document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large m_2\"> represent the mileage reading at the end of the trip.\r<BR>\n" );
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document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large g_2\"> represent the number of gallons required to fill the tank at the end of the trip.\r<BR>\n" );
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document.write( "The total miles driven during the entire trip is the difference between the initial odometer reading and the final odometer reading, i.e. <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large m_2\,-\,m_0\">.\r<BR>\n" );
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document.write( "The total number of gallons of gas consumed is the sum of the amount obtained during the mid-trip stop and the amount required to fill the tank at the end of the trip, i.e. <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large g_1\,+\,g_2\">.\r<BR>\n" );
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document.write( "Miles per gallon for a trip is the number of miles driven divided by the number of gallons consumed.  You can do your own arithmetic.\r<BR>\n" );
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document.write( "Extra credit:  Would this calculation be invalidated if the gas tank had not been completely filled during the mid-trip refueling stop?  Why or why not?\r<BR>\n" );
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document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi}\ +\ 1\ =\ 0\"><BR>\n" );
document.write( "My calculator said it, I believe it, that settles it<BR>\n" );
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document.write( "From <https://www.algebra.com/cgi-bin/upload-illustration.mpl> <BR>\n" );
document.write( "I > Ø<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large \ \\r\"> </SPAN>\n" );
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