document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1175242>Question 1175242</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 4) The half-life of a medication is the amount of time for half of the drug to be eliminated from the body.  The half-life of Advil or ibuprofen is represented by the equation R=M(0.5)^1/2, where R is the amount of Advil remaining in the body, M is the initial dosage, and t is time in hours. \r<BR>\n" );
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document.write( "a) A 200 milligram dosage of Advil is taken at 1:00 pm. How many milligrams of the medication will remain in the body at 6:00 pm? \r<BR>\n" );
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document.write( "b) If a 200 milligram dosage of Advil is taken how many milligrams of the medication will remain in the body 12 hours later? \r<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 #800838 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39625)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=800838\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Half-life for ibuprofin in the blood is 2 hours.  Your formula should be  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=R=M%280.5%29%5E%28t%2F2%29 ALIGN=MIDDLE  ALT=\"R=M%280.5%29%5E%28t%2F2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "R=M(0.5)^(t/2)\r<BR>\n" );
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document.write( "Time from 1:00 PM  to 6:00 PM  is a time change of 5 hours, so <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t=5 ALIGN=MIDDLE  ALT=\"t=5\"   DISABLED_style= \"max-width:90%; height:auto;\" >. </SPAN>\n" );
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