document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1092232>Question 1092232</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Seve is training for a long distance walk. He walks for 10 km in the first week, then<BR>\n" );
document.write( "each week thereafter he walks an additional 500 m. If he continues this pattern for<BR>\n" );
document.write( "a year, how far does he walk:\r<BR>\n" );
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document.write( "a in the last week <BR>\n" );
document.write( "b in total? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #706822 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=706822\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is the sum of an arithmetic series where a1=10, d=0.5, n=52 and n-1=51<BR>\n" );
document.write( "a52=a1+(n-1)*0.5=10+0.5*51=35.5 km, in the last week<BR>\n" );
document.write( "S=(n/2)(a1+a52)=26*(45.5)=1183 km, total. </SPAN>\n" );
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