document.write( "Question 364554: 900 people attended a dance. The cost of admission was $2.00 per person or $3.50 per couple. Twice as many $2.00 tickets as $3.50 were sold. Find the amount of money obtained from ticket sales? \n" ); document.write( "
Algebra.Com's Answer #259983 by edjones(8007)\"\" \"About 
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900 Let s=number of singles and c=number of couples
\n" ); document.write( "Twice as many singles as couples were there.
\n" ); document.write( "450 people were singles and bought 450 singles tickets.
\n" ); document.write( "450 people were couples and bought 225 couples tickets.
\n" ); document.write( "450+225=675 tickets sold.
\n" ); document.write( "450*2.00=$900
\n" ); document.write( "225*3.50=$787.50
\n" ); document.write( "-----------------add
\n" ); document.write( "========>$1687.50 the amount of money obtained from ticket sales.\r
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