document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=352449>Question 352449</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Mary is certain that every time she parks in the parking lot it costs her $2.45.  If the garage charges 45cents plus 25cents for each  1/2 hour, how long is she parked?  \r<BR>\n" );
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document.write( "The problem does not state if the first hour is 45 cents and then every 1/2 is 25; so I am assuming it is 70cents per half hour.  Is that correct?  If so, I would say she was parked 3 1/2 hours.  Is that correct? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #251861 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=251861\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let t = # of hours car is parked\r<BR>\n" );
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document.write( "Since \"the garage charges 45cents plus 25cents for each 1/2 hour\", this means that the garage initially charges 0.45 dollars (regardless of time parked) plus 0.5t dollars (since she's charged 50 cents an hour)\r<BR>\n" );
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document.write( "So the cost equation is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c=0.5t%2B0.45 ALIGN=MIDDLE  ALT=\"c=0.5t%2B0.45\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Since we're given that \"it costs her $2.45\", we know that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c=2.45 ALIGN=MIDDLE  ALT=\"c=2.45\"   DISABLED_style= \"max-width:90%; height:auto;\" >. \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c=0.5t%2B0.45 ALIGN=MIDDLE  ALT=\"c=0.5t%2B0.45\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given equation.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2.45=0.5t%2B0.45 ALIGN=MIDDLE  ALT=\"2.45=0.5t%2B0.45\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c=2.45 ALIGN=MIDDLE  ALT=\"c=2.45\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=245=50t%2B45 ALIGN=MIDDLE  ALT=\"245=50t%2B45\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply EVERY term by 100 to make each number a whole number.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=245-45=50t ALIGN=MIDDLE  ALT=\"245-45=50t\"   DISABLED_style= \"max-width:90%; height:auto;\" > Subtract 45 from both sides.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=200=50t ALIGN=MIDDLE  ALT=\"200=50t\"   DISABLED_style= \"max-width:90%; height:auto;\" > Combine like terms.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=200%2F50=t ALIGN=MIDDLE  ALT=\"200%2F50=t\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide both sides by 50.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4=t ALIGN=MIDDLE  ALT=\"4=t\"   DISABLED_style= \"max-width:90%; height:auto;\" > Reduce\r<BR>\n" );
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document.write( "So the solution is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t=4 ALIGN=MIDDLE  ALT=\"t=4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "This means that she parked her car for 4 hours.\r<BR>\n" );
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document.write( "If you need more help, email me at <a  rel=nofollow HREF=\"mailto:jim_thompson5910@hotmail.com?Subject=Algebra%20Help\">jim_thompson5910@hotmail.com</a>\r<BR>\n" );
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document.write( "Also, feel free to check out my <a  rel=nofollow HREF=\"http://www.freewebs.com/jimthompson5910/home.html\">tutoring website</a>\r<BR>\n" );
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document.write( "Jim </SPAN>\n" );
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