document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=574770>Question 574770</A>: <I><SPAN STYLE=\"word-break: break-all;\"> one year ago, ram's age was 8 times his son's age.Now his age is equal to square of his son's age .find their present age. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #369273 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=369273\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> one year ago, ram's age was 8 times his son's age.Now his age is equal to square of his son's age .find their present age.<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "Equations:<BR>\n" );
document.write( "r-1 = 8(s-1)<BR>\n" );
document.write( "r = s^2<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Substitute for \"r\" and solve for \"s\":<BR>\n" );
document.write( "s^2-1 = 8s-8<BR>\n" );
document.write( "s^2-8s+7 = 0<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "(s-7)(s-1) = 0<BR>\n" );
document.write( "Acceptable solution:<BR>\n" );
document.write( "s = 7 yrs (son's age now)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "r = s^2 = 49 (father's age now)<BR>\n" );
document.write( "==============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=============== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );