Multiple choice general knowledge math & puzzles

1,2,3,5,8,13,21,?

  1. 44

  2. 22

  3. 34

  4. 28
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is a Fibonacci sequence where each number is the sum of the two preceding ones: $1+2=3$, $2+3=5$, $3+5=8$, $5+8=13$, $8+13=21$. The next number is $13+21=34$.

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