document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1144256>Question 1144256</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Investments: Aaron invested equal amounts of money at 5%, 7%, 9%, and 11% annual interest.  If the four investments  yielded a total of $1440 annual interest,  find the total amount invested.  </SPAN>\n" );
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document.write( " If the four investments yielded a total of $1440 annual interest, find the total amount invested. <BR>\n" );
document.write( "Let a = total amt invested<BR>\n" );
document.write( ".05a +.07a + .09a + .11a = 1440<BR>\n" );
document.write( ".32a = 1440<BR>\n" );
document.write( "a = 1440/.32<BR>\n" );
document.write( "a = $4500 invested<BR>\n" );
document.write( "then<BR>\n" );
document.write( ".05(4500) = 225 invested at 5%<BR>\n" );
document.write( ".07{4500) = 315  \"  \" 7%<BR>\n" );
document.write( ".09(4500) = 405  \"  \" 9%<BR>\n" );
document.write( ".11(4500) = 495  \"  \" 11%<BR>\n" );
document.write( "------------------<BR>\n" );
document.write( "total inv: 1400 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );