document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=252670>Question 252670</A>: <I><SPAN STYLE=\"word-break: break-all;\"> (a + b) / 2  is an integer,and b is even.Variable  a  MUST be:\r<BR>\n" );
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document.write( "A) 0 B) 1  C) even  D) odd  E) a multiple of 3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #184690 by </B><A HREF=/tutors/aboutme.mpl?userid=palanisamy><B>palanisamy(496)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=palanisamy><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=184690\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Given, (a + b) / 2 is an integer <BR>\n" );
document.write( "         (a+b)/2 = n , an integer<BR>\n" );
document.write( "             a+b = 2n, an even integer<BR>\n" );
document.write( "               a = 2n-b<BR>\n" );
document.write( "Given b is even variable.<BR>\n" );
document.write( "Therefore a is the difference of two even numbers and so it is even.  </SPAN>\n" );
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