document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1028380>Question 1028380</A>: <I><SPAN STYLE=\"word-break: break-all;\"> After 4 years of investment you earned $252.00 in simple interest. The annual rate of interest was 5.25%. How much wes your initial investment (principal)? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #643473 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=643473\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> simple intrest assumes no compounding.\r<BR>\n" );
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document.write( "the formula is i = p * r * n\r<BR>\n" );
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document.write( "i = interest<BR>\n" );
document.write( "p is the principal<BR>\n" );
document.write( "r is the interest rate per time period.<BR>\n" );
document.write( "n is the number of time periods.\r<BR>\n" );
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document.write( "your annual intrest rate is 5.25% = .0525.<BR>\n" );
document.write( "your number of years is 4.<BR>\n" );
document.write( "your interest is 252.\r<BR>\n" );
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document.write( "the formula becomes 252 = p * .0525 * 4 \r<BR>\n" );
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document.write( "divide both sidesof this equation by (.0525 * 4) and you get:\r<BR>\n" );
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document.write( "252 / (.0525 * 3) = p\r<BR>\n" );
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document.write( "solve for p to get p = 1200.\r<BR>\n" );
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document.write( "you invested 1200 at .0525 interest rate per year for 4 years.\r<BR>\n" );
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document.write( ".0525 * 1200 = 63 * 4 = 252.\r<BR>\n" );
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document.write( "solution looks good.\r<BR>\n" );
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document.write( "original investment is 1200.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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