Correct Answer : A
Two prime numbers A,B(A<B) are called twin primes if they differ by 2 (e.g. 11,13,or 41,43....)If A and B are twin primes with B>23, then which of the following numbers would always divide A+B?
The remainder when 784 is divided by 342 is
If X is an odd integer, which of the following must be odd?
1. 2x + x II. x + x + x III. x * x * x