document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1207015>Question 1207015</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Barbara sells iced tea for $1.49 per bottle and water for $1.25 per bottle. She wrote an equation to find the number of bottles she needs to sell to earn $100.\r<BR>\n" );
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document.write( " 1.25x + 1.49 = 100<BR>\n" );
document.write( "What error did Barbara make in writing the equation?\r<BR>\n" );
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document.write( "Barbara’s equation did not consider the number of bottles of water. <BR>\n" );
document.write( "Barbara’s equation did not consider the number of bottles of iced tea.<BR>\n" );
document.write( "Barbara’s equation did not use the correct price for the bottles of iced tea. <BR>\n" );
document.write( "Barbara's equation did not use the correct total for sales.  </SPAN>\n" );
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document.write( "Answer: Choice B\r<BR>\n" );
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document.write( "x = number of bottles of water<BR>\n" );
document.write( "1.25x = amount gained from selling that amount of water\r<BR>\n" );
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document.write( "Barbara forgot to introduce another variable, let's call it y, to represent the number of bottles of tea.<BR>\n" );
document.write( "The 1.49 should be 1.49y<BR>\n" );
document.write( "The overall equation should be 1.25x+1.49y = 100<BR>\n" );
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