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2. For a daily lottery, a person selects a three-digit number. If the person plays for $1, she can win $500. Find the expectation. In

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2. For a daily lottery, a person selects a three-digit number. If the person plays for $1, she can win $500. Find the expectation. In the same daily lottery, if a person boxes a number, she will win $80. Find the expectation if the number 123 is played for $1 and boxed. (When a number is "boxed," it can win when the digits occur in any order.)

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