Mathematics, 19.04.2021 23:50, kaylin28

A local PTA runs a fundraiser, selling lottery tickets for $5, offering 1 first prize of $100 and 5 second prizes worth $20 each. They sell 100 tickets. What is the expected value of each ticket?

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A local PTA runs a fundraiser, selling lottery tickets for $5, offering 1 first prize of $100 and 5...