document.write( "Question 896021: A class sold tickets for a dance. Student tickets cost $2 and faculty tickets cost $2.50. A total of $450 was collected and 216 tickets were sold. How many faculty tickets were sold? \n" ); document.write( "
Algebra.Com's Answer #543213 by JulietG(1812)\"\" \"About 
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If all 216 tickets sold were faculty tickets, the revenue would be 216 * 2.5, or $540
\n" ); document.write( "The actual revenue collected was $450. The difference between $540 and $450 is $90.
\n" ); document.write( "The difference between the student and faculty tickets are $2.50-$2, or .50
\n" ); document.write( "$90.00 / .50 = 180 student tickets sold
\n" ); document.write( "That leaves 216-180, or 36 as faculty tickets.
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\n" ); document.write( "180 student tickets at $2 = $360
\n" ); document.write( "36 faculty tickets at $2.50 = $90
\n" ); document.write( "$360 + $90 = $450
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