document.write( "Question 981749: A local PTA runs a fundraiser, selling lottery tickets for $5, offering 1 first prize of $100 and 5 second prizes worth $20 each. They sell 100 tickets. What is the expected value of each ticket?\r
\n" ); document.write( "\n" ); document.write( "-$3
\n" ); document.write( "$3
\n" ); document.write( "-$2.7
\n" ); document.write( "$2.7\r
\n" ); document.write( "\n" ); document.write( "I have done this problem about 5 times and each time I get an answer of -$4. So im not sure of the answer so please help!
\n" ); document.write( "

Algebra.Com's Answer #602704 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
$100 winner, \"P=1%2F100\"
\n" ); document.write( "$20 winner, \"P=5%2F100\"
\n" ); document.write( "$0 winner, \"P=94%2F100\"
\n" ); document.write( "\"E=100%281%2F100%29%2B20%285%2F100%29%2B0%2894%2F100%29-5\"
\n" ); document.write( "\"E=-3\"\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );