document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=128975>Question 128975</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A man invested a sum of money at 6%. A second sum $400 more than the first sum is invested at 3%.  A third sum 4 times as much as the first sum is invested at 4%. The total annual incomr is $237, How much has he invested at each rate? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #94320 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=94320\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .06X+.03(X+400)+.04(4X)=237<BR>\n" );
document.write( ".06X+.03X+12+.16X=237<BR>\n" );
document.write( ".25X+12=237<BR>\n" );
document.write( ".25X=237-12<BR>\n" );
document.write( ".25X=225<BR>\n" );
document.write( "X=225/.25<BR>\n" );
document.write( "X=900 INVESTED @ 6%.<BR>\n" );
document.write( "900+400=1300 INVESTED @ 3%<BR>\n" );
document.write( "900*4=3600 INVESTED @ 4%.<BR>\n" );
document.write( "PROOF<BR>\n" );
document.write( ".06*900+.03*1300+.04*3600=237<BR>\n" );
document.write( "54+39+144=237<BR>\n" );
document.write( "237=237\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );