document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=791884>Question 791884</A>: <I><SPAN STYLE=\"word-break: break-all;\">  Each month,telephone service charges a base rate of $10.00 and an additional rate of $0.08 per call for the first 40 calls and an additional $0.04 for every call after that. How much is charged per month for a month in which 50 calls are made?<BR>\n" );
document.write( "A) 12.20<BR>\n" );
document.write( "B) 12.80<BR>\n" );
document.write( "C) 13.60<BR>\n" );
document.write( "D) 14.40<BR>\n" );
document.write( "E) 17.60\r<BR>\n" );
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document.write( "I got really close but the answer im getting is not a answer choice.I first10.08*40=403.2/30=13.44 for 40 calls. To get 50 calls I did 10.08+0.04=10.12*50=506/30=16.86 and thats not a answer choice!<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #479775 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=479775\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+2\">\r<BR>\n" );
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document.write( "You are missing the idea of what it means to have a \"base rate\".  The base rate has nothing whatever to do with the number of calls you make, so you shouldn't be multiplying that $10 by anything.  And where did you get the number 30 to divide by?\r<BR>\n" );
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document.write( "It costs $10 just to have the phone, even if you don't make any calls.\r<BR>\n" );
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document.write( "It costs 0.08 for each of the first 40 calls, so if you make 40 or more calls, you have to add 0.08 times 40 equals $3.20\r<BR>\n" );
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document.write( "So far, you have racked up 13.20.\r<BR>\n" );
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document.write( "Then since you had a total of 50 calls, which is 10 more than the 40 you have already paid for at 8 cents a call, you have to add 10 times 0.04, or $0.40\r<BR>\n" );
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document.write( "$13.20 + $0.40 = $13.60, which is in your list.\r<BR>\n" );
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document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi}\ +\ 1\ =\ 0\"><BR>\n" );
document.write( "<font face=\"Math1\" size=\"+2\">Egw to Beta kai to Sigma</font><BR>\n" );
document.write( "My calculator said it, I believe it, that settles it<BR>\n" );
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