math - question

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In a television game show, there are five questions to answer. Each question is worth twice as much as the previous question. If the last question was worth $6400, what was the first question worth?
is the answer 400

  • math - question -

    Yes.

    Working backwards:

    5 - 6400
    4 - 3200
    3 - 1600
    2 - 800
    1 - 400

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