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2006 AMC 10A Problem 21

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2006 AMC 10A Problem 21AMC 10 Step by Step
Name:                             Date: September 13, 2026
Basic Counting · difficulty 3 of 5 · about 3 min · position P21-25

How many four-digit positive integers have at least one digit that is a 22 or a 33 ?

  1. A)

    24392439

  2. B)

    40964096

  3. C)

    49034903

  4. D)

    49044904

  5. E)

    54165416

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