You have a lock that can only be opened with a specific combination. Each digit of the combination can be any digit from 0-9, but the first digit must be even and the last digit must be odd. If the second digit is 5, what could the combination be?
Category: Brain · Difficulty: expert
Hint: Think about the requirements for each digit.
Answer
One possible combination is 4, 5, 1.
Explanation
The first digit needs to be even (0, 2, 4, 6, 8), the last must be odd (1, 3, 5, 7, 9), and the second digit is fixed as 5.
This is a expert brain riddle — one of the harder riddles here. The answer is One possible combination is 4, 5, 1..
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