Multiple choice general knowledge math & puzzles

1, 2, 4, 8, 16, 32, 64, 128, x

  1. 256

  2. 266

  3. 276

  4. 286
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This is a geometric progression where each term doubles: 1×2=2, 2×2=4, 4×2=8, 8×2=16, 16×2=32, 32×2=64, 64×2=128, so 128×2=256. Each term is multiplied by 2 to get the next term.

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