document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1190479>Question 1190479</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A local radio station is selling airtime spots to advertisers for the upcoming week. The station charges $150 for one of the 85 30-second spots, and $270 for one of the  45 60-second spots. Which of the following expressions gives the total amount of money, in dollars, collected from selling all of the 60-second spots, and S of the 30-second spots?<BR>\n" );
document.write( "a) 150S+12,150<BR>\n" );
document.write( "b) 150S+270<BR>\n" );
document.write( "c) 85S+12,150<BR>\n" );
document.write( "d) 45S+10,000<BR>\n" );
document.write( "e) S+150 </SPAN>\n" );
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document.write( "S = number of 30-second ad slots sold<BR>\n" );
document.write( "150S = amount of money collected from those ads (ignore the 60 second ads)\r<BR>\n" );
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document.write( "Now we consider the longer ad length.<BR>\n" );
document.write( "There are 45 ads in length of 60 seconds each<BR>\n" );
document.write( "If it costs $270 per ad of this longer time length, then the radio station pulls in 45*270 = 12,150 dollars \r<BR>\n" );
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document.write( "In total, the station pulls in <font color=red>150S + 12,150</font> dollars from both ad types combined.<BR>\n" );
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