Can odd numbers be divisible by 2?
No....to see why.......note that any odd number can be written as 2n + 1 where n is an integer
Dividing this by 2, we have
[2n + 1 ] / 2 = 2n / 2 + 1/2 = n + 1/2
So......there will always be a remainder of 1/2.....!!!