A school fundraiser sells 1,200 raffle tickets. Each ticket costs $2. There is one grand prize worth $100 and 5 smaller prizes worth $20 eac

Question

A school fundraiser sells 1,200 raffle tickets. Each ticket costs $2. There is one grand prize worth $100 and 5 smaller prizes worth $20 each. What is the expected gain or loss for buying 1 ticket? loss of $1.91 loss of $1.83 gain of $2.16 loss of $1.99

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Euphemia 5 months 2021-08-16T17:23:41+00:00 2 Answers 34 views 0

Answers ( )

    0
    2021-08-16T17:25:05+00:00

    Answer:

      loss of $1.83

    Step-by-step explanation:

    The average prize per ticket is …

     ($100 +5($20))/1200 = $200/1200 ≈ $0.1667 ≈ $.17

    You pay $2.00 for a ticket, so your expected value is …

      -$2.00 +0.17 = -$1.83 . . . . a loss of $1.83

    0
    2021-08-16T17:25:18+00:00

    Answer:

    loss of 1.83

    Step-by-step explanation:

    iready test

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )