document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=519496>Question 519496</A>: <I><SPAN STYLE=\"word-break: break-all;\"> you were a quarter of my age when I was twice your present age\" said A to B.  In five years from now, our ages will add upto 45. how old was i when i was born? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #345637 by </B><A HREF=/tutors/aboutme.mpl?userid=oberobic><B>oberobic(2304)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oberobic><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=345637\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> People are considered 0 years old when they are born.<BR>\n" );
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document.write( "That said, if you mean \"how old was I when you were born\", then there is a way to calculate it.<BR>\n" );
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document.write( "A = one person's current age<BR>\n" );
document.write( "B = another person's current age<BR>\n" );
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document.write( "In five years from now..<BR>\n" );
document.write( "A's age will be A+5<BR>\n" );
document.write( "B's age will be B+5<BR>\n" );
document.write( "A+5 + B+5 = 45<BR>\n" );
document.write( "so <BR>\n" );
document.write( "A + B = 35<BR>\n" );
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document.write( "Now the tricky part is to figure out what the person said.<BR>\n" );
document.write( "It appears to be: 1/4 of my present age = twice your present age.<BR>\n" );
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document.write( "1/4A - 2B = 0<BR>\n" );
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document.write( "A -8B = 0<BR>\n" );
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document.write( "(35-B) -8B  = 0<BR>\n" );
document.write( "35 -9B = 0<BR>\n" );
document.write( "35 = 9B<BR>\n" );
document.write( "9B = 35<BR>\n" );
document.write( "B = 35/9 = 3 8/9<BR>\n" );
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document.write( "A = 35- 35/9<BR>\n" );
document.write( "A = 315/9 -35/9 = 280/9<BR>\n" );
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document.write( "check<BR>\n" );
document.write( "280/9 + 35/9 = 315/9 = 35<BR>\n" );
document.write( "So adding 5 years to both ages will make the sum = 45.<BR>\n" );
document.write( "correct<BR>\n" );
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document.write( "Twice B's current age = 70/9<BR>\n" );
document.write( "Does this equal 1/4 of A's current age?<BR>\n" );
document.write( "Yes it does.<BR>\n" );
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document.write( "A = 280/9<BR>\n" );
document.write( "B = 35/9<BR>\n" );
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document.write( "Re-read the question to be sure to answer it.<BR>\n" );
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document.write( "\"How old was I when you were born?\"<BR>\n" );
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document.write( "280/9 -35/9 = 245/9<BR>\n" );
document.write( " </SPAN>\n" );
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