document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=724091>Question 724091</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1. If each of four numbers is tripled, their average is multiplied by<BR>\n" );
document.write( "(A) 12<BR>\n" );
document.write( "(B) 3<BR>\n" );
document.write( "(C) 4<BR>\n" );
document.write( "(D) 9<BR>\n" );
document.write( "(E) 81\r<BR>\n" );
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document.write( "Please solve step by step<BR>\n" );
document.write( "i couldn't understand the statement \"If each of four numbers is tripled, their average is multiplied by\" <BR>\n" );
document.write( "why the answer will be 12 following the steps<BR>\n" );
document.write( "(3a+3b+3c+3d)/4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #443581 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=443581\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (3a+3b+3c+3d)/4\r<BR>\n" );
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document.write( "turns into\r<BR>\n" );
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document.write( "3(a+b+c+d)/4\r<BR>\n" );
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document.write( "and (a+b+c+d)/4 is the average of a, b, c, d. We'll call this average A\r<BR>\n" );
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document.write( "So A = (a+b+c+d)/4\r<BR>\n" );
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document.write( "This means \r<BR>\n" );
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document.write( "3(a+b+c+d)/4\r<BR>\n" );
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document.write( "turns into\r<BR>\n" );
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document.write( "3*A\r<BR>\n" );
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document.write( "which tells us that the average A is tripled. So the answer is <font color=\"red\"> Choice (B) 3</font> </SPAN>\n" );
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