Two prime numbers A, B
If A and B are twin primes with B>23, then which of the following numbers would always divide A+B?
Any prime number greater than 3 will be in the form of 6x+1 or 6x−1.
Thus, both prime number are twins:
Let first be 6x−1
and 2nd be 6x+1
Thus it is always divisible by 12.