8.) A raffle offers a first prize of $400 and 3 second prizes of $80 each. One ticket costs $2, and 500 tickets are sold. Find the expected payback for a person who buys 1 ticket. Is this a fair game? 9.) Numbers is a game in which you bet $1 on any 3-digit number from 000 to 999. If your number comes up, you get $500. Find the expected payback