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Multiple choice

Find the 'missing' number in the following series. 4, 16, 8, 64, ?, 256

  1. 16

  2. 24

  3. 32

  4. 20

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The series follows the pattern: n, n², 2n, (2n)², 4n, (4n)². Starting with 4: 4, 4²=16, 8, 8²=64, 16, 16²=256. The missing number is 16, which is 4×4.

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