document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=12363>Question 12363</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me I need this by Monday, please!! :0)\r<BR>\n" );
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document.write( "An investment of $1500 paid interest of $45 during a certain period. How much interest would an investment of $2000 invested at the same rate for the same length of time pay? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #6289 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=6289\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Since the Interest paid is in proportion to the Investment, you can set up a proportion:\r<BR>\n" );
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document.write( "Let x = interest earned on a $2000 investment.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28Interest%29%2F+%28Investment%29 ALIGN=MIDDLE  ALT=\"+%28Interest%29%2F+%28Investment%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >= <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+45%2F1500+=+x%2F2000 ALIGN=MIDDLE  ALT=\"+45%2F1500+=+x%2F2000\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Remember <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%2Fb=c%2Fd ALIGN=MIDDLE  ALT=\"a%2Fb=c%2Fd\"   DISABLED_style= \"max-width:90%; height:auto;\" > means <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ad=bc ALIGN=MIDDLE  ALT=\"ad=bc\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "In the same way,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=45%2F1500+=+x%2F2000+ ALIGN=MIDDLE  ALT=\"45%2F1500+=+x%2F2000+\"   DISABLED_style= \"max-width:90%; height:auto;\" > means <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=45%2A2000=+x%2A1500 ALIGN=MIDDLE  ALT=\"45%2A2000=+x%2A1500\"   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=x=+%2845%2A2000%29%2F1500 ALIGN=MIDDLE  ALT=\"x=+%2845%2A2000%29%2F1500\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=+60+ ALIGN=MIDDLE  ALT=\"x=+60+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "An easier way to look at it, since $2000 is actually $1500 plus one third of that amount, the interest earned will be the corresponding $45 plus one third of that amount, or $45 + 15 = $60.\r<BR>\n" );
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document.write( "R^2 at SCC <BR>\n" );
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