document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1031249>Question 1031249</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hii <BR>\n" );
document.write( "I have a question related to rate and principal of business mathematics.<BR>\n" );
document.write( "Some principal and its interest for 5 years make an amount of Rs.550. If the interest is 2/9 of the principal find the rate and principal ?. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #646017 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=646017\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let principal be x<BR>\n" );
document.write( " and interest be y\r<BR>\n" );
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document.write( "x+y = 550\r<BR>\n" );
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document.write( "y = (2/9) x\r<BR>\n" );
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document.write( "9y=2x\r<BR>\n" );
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document.write( "9x+9y = 4950\r<BR>\n" );
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document.write( "9x+2x= 2950\r<BR>\n" );
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document.write( "11x = 4950\r<BR>\n" );
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document.write( "x= 450\r<BR>\n" );
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document.write( "y = 100\r<BR>\n" );
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document.write( "100 in 5 years<BR>\n" );
document.write( "20 in 1 year\r<BR>\n" );
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document.write( "On Rs 450 interest = 20 for 1 year\r<BR>\n" );
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document.write( "rate (100/450) * 20 = 4.44 %\r<BR>\n" );
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document.write( " </SPAN>\n" );
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