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2021 AMC Fall 10A Problem 9

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2021 AMC Fall 10A Problem 9AMC 10 Step by Step
Name:                             Date: September 13, 2026
Basic Probability · difficulty 2 of 5 · about 2 min · position P1-10

When a certain unfair die is rolled, an even number is 33 times as likely to appear as an odd number. The die is rolled twice. What is the probability that the sum of the numbers rolled is even?

  1. A)

    38\dfrac38

  2. B)

    49\dfrac49

  3. C)

    59\dfrac59

  4. D)

    916\dfrac9{16}

  5. E)

    58\dfrac58

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