document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=63506>Question 63506</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The U.S. population in 1990 was approximately 250 million, and the average growth rate for the past 30 years gives a doubling time of 66 years.  The formula relating Population \"P\" in millions to year \"Y\" is given by the following formula:\r<BR>\n" );
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document.write( "P(in millions)=250 times 2^(y-1990)/66\r<BR>\n" );
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document.write( "What will the population of the United States be in 2025?\r<BR>\n" );
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document.write( "This problem is the most difficult math problem I have ever laid my eyes on. I hope that there is someone out there that is super-human and can help me with this one. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #44197 by </B><A HREF=/tutors/aboutme.mpl?userid=303795><B>303795(602)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=303795><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=44197\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This seems to just be a substitute 2025 for y in the equation type problem.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28millions%29=250%2A2%5E%28%28y-1990%29%2F66%29 ALIGN=MIDDLE  ALT=\"P%28millions%29=250%2A2%5E%28%28y-1990%29%2F66%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28millions%29=250%2A2%5E%28%282025-1990%29%2F66%29 ALIGN=MIDDLE  ALT=\"P%28millions%29=250%2A2%5E%28%282025-1990%29%2F66%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28millions%29=250%2A2%5E%2835%2F66%29 ALIGN=MIDDLE  ALT=\"P%28millions%29=250%2A2%5E%2835%2F66%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28millions%29=250%2A1.44 ALIGN=MIDDLE  ALT=\"P%28millions%29=250%2A1.44\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "= 361<BR>\n" );
document.write( "So the expected population will be 361 million people </SPAN>\n" );
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