I am the final digit in the Fibonacci sequence leading to thirteen. What am I?
Category: Math · Difficulty: hard
Hint: Think about the sequence of Fibonacci numbers.
Answer
A total of three
Explanation
The Fibonacci sequence is 0, 1, 1, 2, 3, 5, 8, 13; the last digit before 13 is 3.
This is a hard math riddle — a tricky one that takes a little thought. The answer is A total of three.
More Math riddles
- I can be followed and sometimes lead astray, I can guide you correctly or cause you delay. What am I?
- I can be simple and also quite hard, I can help you find what you regard. What am I?
- I can appear in sums, sometimes I can hide, but without my presence, solutions won't abide. What am I?
- I can twirl and roll, appearing in arrays, I mark the path to solve complex displays. What am I?
- I can represent space, be structured or free, I link numbers together, what could I be? What am I?
- I am often associated with infinity, never fully captured, I can be discrete or continuous. What am I?
- I can express the ratio of sides, often found in triangles, I help solve many problems. What am I?
- I can be a sequence or a series, my limits can define a boundary, often I help with convergence. What am I?