document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1204429>Question 1204429</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A man saved 16500 in ten year. In each year after the first, he saved 100 more than he did in the preceding year. How much did he save in the first year? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #840672 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=840672\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A man saved 16500 in ten year. In each year after the first, he saved 100 more than he did in the preceding year. How much did he save in the first year?\r<BR>\n" );
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document.write( "since the increase in saving is 100 per month the sequence when written will be Arithmetic\r<BR>\n" );
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document.write( "Total saved = 16500 = Sn\r<BR>\n" );
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document.write( "d= common difference = 100\r<BR>\n" );
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document.write( "n=  number of years 10<BR>\n" );
document.write( "Sn=n/2(2a+(n-1)D)\r<BR>\n" );
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document.write( "Sn = 10/2 (2*a+(10-1)*100\r<BR>\n" );
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document.write( "16500/5 = 2a+900\r<BR>\n" );
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document.write( "3300 -900 = 2a\r<BR>\n" );
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document.write( "2400=2a<BR>\n" );
document.write( "a=1200\r<BR>\n" );
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document.write( "So, the man saved $1,200 in the first year. </SPAN>\n" );
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