document.write( "Question 98615: Can anyone help with this:\r
\n" ); document.write( "\n" ); document.write( "One day 660 people visited the local zoo. Senior citizens attended free, children paid $3 each and adults paid $5 each. If twice as many children visited as the senir citizens, and $2292 was collected, how many children visited the zoo that day?\r
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Algebra.Com's Answer #71760 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
2C=S
\n" ); document.write( "C+S+A=660 OR C+2C+A=660 OR 3C+A=660 OR A=660-3C
\n" ); document.write( "5A+3C=2292 NOW REPLACE A BY (660-3C)
\n" ); document.write( "5(660-3C)+3C=2292
\n" ); document.write( "3300-15C+3C=2292
\n" ); document.write( "-12C=2292-3300
\n" ); document.write( "-12C=-1008
\n" ); document.write( "C=-1008/-12
\n" ); document.write( "C=84 NUMBER CHILDREN ATTENDING. THEREFORE THERE WERE 2*84=168 SENIORS. (FREE-LOADERS)
\n" ); document.write( "2*84+84+A=660
\n" ); document.write( "168+84+A=660
\n" ); document.write( "A=660-252
\n" ); document.write( "A=408 NUMBER OF ADULTS.
\n" ); document.write( "PROOF
\n" ); document.write( "3*84+5*408=2292
\n" ); document.write( "252+2040=2292
\n" ); document.write( "2292=2292\r
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