Answer:
A) 6
B)5
C)4
D)3
E)1.76
F)1.52
G)1.5
H)1.4
I)1/6
J)2/3
props to the first guy that said it
Yes, it is. You may prove it using something like this: 1 is an integer. 1-1 is a difference between integers. A difference between integers returns an integer, so 0 is an integer.