sarahy2586 sarahy2586

14-03-2018
Mathematics

contestada

A raffle offers a first prize of $1000, 2 second prizes of $300, and 20 third prizes of $10 each. if 8000 tickets are sold at 75 cents each, find the expected winnings for a person buying 1 ticket.

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marcus215 marcus215

20-03-2018

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