N is a five-digit number such that all its digits are non-zero and even, and there is only a single repetition. If the repeated digits are adjacent, and N is divisible by 4, how many possible values can N take?
Given that the number ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯67 y 19 is divisible by 9, where y is a digit, what are the possible values of y?