Mathematics, 22.10.2019 09:50 ladybugys

One thousand raffle tickets are sold at $2 each. six prizes will be awarded, one first prize worth $500, two second prizes worth $300 and three third prizes worth $100. oliver purchases one of the tickets. find his expectation.

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One thousand raffle tickets are sold at $2 each. six prizes will be awarded, one first prize worth $...

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