I am a Fibonacci number that is greater than 20 but less than 40. What number am I?
Category: Math · Difficulty: medium
Hint: Recall the Fibonacci sequence.
Answer
21
Explanation
The Fibonacci sequence is 0, 1, 1, 2, 3, 5, 8, 13, 21, 34... and 21 fits the criteria.
This is a medium math riddle — a moderate challenge for most people. The answer is 21.
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