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Suppose 660 raffle tickets are sold for $2 each. A prize of $1,000 will be awarded...

Suppose 660 raffle tickets are sold for $2 each. A prize of $1,000 will be awarded to one of the ticketholders. Two other ticketholders will be awarded prizes of $100 each. How much  should you expect to win or lose on average if you purchase one raffle ticket? Give the answer exactly or round it to two decimal places.

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