The puzzle shows a sequence of numbers where the pattern involves alternating between odd and even numbers. The missing number should be even, given the sequence's alternating nature.
Given the sequence:
1 (odd), 2 (even), 3 (odd), 4 (even), 5 (odd), _ (should be even)
The next even number in the sequence would be 6, but since the answer explicitly states "ANSWER IS NOT 6," we need to think differently.
One plausible interpretation could be that the numbers are not just in sequence but also in a specific pattern or rule. If we consider the rule might be adding 1 to the previous number but in a way that the result should be even, then:
- After 5, adding 1 gives 6, which is even but not the answer.
- If we think about the pattern of adding 1 but ensuring the result is even, we might consider adding 3 instead, which would give us 8 (since 5 + 3 = 8).
So, the missing number could be 8, maintaining the alternating pattern of odd and even while not being 6.