document.write( "Question 756848: Fundraising:\r
\n" ); document.write( "\n" ); document.write( "The Buck Creek fire department served 250 dinners. A child's plate cost $5.50 and an adult's plate cost $9.00. A total of 1935 was collected. How many of each type of plate was served.
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Algebra.Com's Answer #460492 by sachi(548)\"\" \"About 
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let there are x children so no of adults=250-x
\n" ); document.write( "as per question
\n" ); document.write( "x*5.5+(250-x)*9=1935
\n" ); document.write( "or 5.5x+2250-9x=1935
\n" ); document.write( "or -3.5x=1935-2250=-315
\n" ); document.write( "or x=315*3.5=90
\n" ); document.write( "so there are 90 children so no of adults=160
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