document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=61972>Question 61972</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Your teacher is giving you a test worth 100 points and containing 40 questions. There are 2-point and 4-point questions on the test. How many type of question are on the test? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #42737 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=42737\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Your teacher is giving you a test worth 100 points and containing 40 questions. There are 2-point and 4-point questions on the test. How many type of question are on the test?<BR>\n" );
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document.write( "Let x = number of 4 pt questions; Then (40-x) = number of 2 pt questions;<BR>\n" );
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document.write( "A simple equation;<BR>\n" );
document.write( "4x + 2(40-x) = 100<BR>\n" );
document.write( "4x + 80 - 2x = 100<BR>\n" );
document.write( "4x - 2x = 100 - 80<BR>\n" );
document.write( "2x = 20<BR>\n" );
document.write( "x = 20/2 = 10 4 pt questions<BR>\n" );
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document.write( "40 - 10 - 30 2 pt questions<BR>\n" );
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document.write( "Check 4(10) + 2(30) = 100<BR>\n" );
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