Multiple choice

Directions: Choose the odd numeral pair/group in the following question.

  1. 3, 9, 27

  2. 5, 25, 125

  3. 7, 49, 343

  4. 9, 81, 529
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Options A, B, and C follow the pattern: x, x², x³ - where 3→9→27 (3, 3², 3³), 5→25→125 (5, 5², 5³), and 7→49→343 (7, 7², 7³). Option D is odd because 529 is 23², not 9³ (which would be 729).

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