document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1199357>Question 1199357</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the time required for an investment of 5000 dollars to grow to 9000 dollars at an interest rate of 7.5 percent per year, compounded quarterly. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #833212 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52787)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=833212\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "The solution, &nbsp;the answer and the logic in the post by @Theo all are incorrect.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "To be correct, &nbsp;the number n = 31.64160555 of quarters of a year &nbsp;<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28highlight%28must%29%29 ALIGN=MIDDLE  ALT=\"highlight%28highlight%28must%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > &nbsp;be rounded to the closest<BR>\n" );
document.write( "larger integer, &nbsp;which is &nbsp;32 &nbsp;quarters, &nbsp;or &nbsp;8 &nbsp;years.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "It &nbsp;<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28highlight%28must%29%29 ALIGN=MIDDLE  ALT=\"highlight%28highlight%28must%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > &nbsp;be rounded in order for the bank was in position to make the last compounding.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28Without%29 ALIGN=MIDDLE  ALT=\"highlight%28Without%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > &nbsp;such rounding, &nbsp;the &nbsp;<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28teaching%29 ALIGN=MIDDLE  ALT=\"highlight%28teaching%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > &nbsp;in the post by @Theo is simply &nbsp;<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28highlight%28WRONG%29%29 ALIGN=MIDDLE  ALT=\"highlight%28highlight%28WRONG%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Do not repeat his error.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "////////////////\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "To see many similar problems, &nbsp;solved correctly, &nbsp;look into the lesson\r<BR>\n" );
document.write( "\n" );
document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/logarithm/Problems-on-discretely-compound-accounts.lesson>Problems on discretely compound accounts</A> \r<BR>\n" );
document.write( "\n" );
document.write( "in this site, &nbsp;and learn the subject from there.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "After reading this lesson, &nbsp;you will tackle such problems on your own without asking for help from outside.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );