document.write( "Question 340878: A social club charters a plane at a cost of \r
\n" ); document.write( "\n" ); document.write( " $34848
\n" ); document.write( " \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "to take a group of members on an excursion to Atlantic City. \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "At the last minute, \r
\n" ); document.write( "\n" ); document.write( " 11
\n" ); document.write( " people in the group decide not to go. \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "This raises the transportation cost per person by \r
\n" ); document.write( "\n" ); document.write( " $24
\n" ); document.write( " . \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "How many people originally intended to take the trip?
\n" ); document.write( "
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Algebra.Com's Answer #244168 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
A social club charters a plane at a cost of
\n" ); document.write( "$34848 to take a group of members on an excursion to Atlantic City. \r
\n" ); document.write( "\n" ); document.write( "At the last minute, 11 people in the group decide not to go. \r
\n" ); document.write( "\n" ); document.write( "This raises the transportation cost per person by
\n" ); document.write( "$24. \r
\n" ); document.write( "\n" ); document.write( "How many people originally intended to take the trip?
\n" ); document.write( "----
\n" ); document.write( "Let original number be \"x\".
\n" ); document.write( "Average cost for the original number was 34848/x dollars.
\n" ); document.write( "---
\n" ); document.write( "New number of people is \"x-11\"
\n" ); document.write( "Average cost for the new number is 34848/(x-11) dollars.
\n" ); document.write( "--------------------
\n" ); document.write( "Equation:
\n" ); document.write( "new average - old average = 24 dollars
\n" ); document.write( "---
\n" ); document.write( "34848/(x-11) - 34848/x) = 24
\n" ); document.write( "----
\n" ); document.write( "34848x - 34848(x-11) = 24x(x-11)
\n" ); document.write( "+11*34848 = 24x^2-264x
\n" ); document.write( "---
\n" ); document.write( "24x^2-264x-11*34848 = 0
\n" ); document.write( "x = 132
\n" ); document.write( "=================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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