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2020 AMC 10A Problem 2

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2020 AMC 10A Problem 2AMC 10 Step by Step
Name:                             Date: September 13, 2026
Ratios, Percents & Averages · difficulty 1 of 5 · about 1 min · position P1-10

The numbers 3,5,7,a,3, 5, 7, a, and bb have an average (arithmetic mean) of 1515 . What is the average of aa and bb ?

  1. A)

    00

  2. B)

    1515

  3. C)

    3030

  4. D)

    4545

  5. E)

    6060

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