Determine whether the fractions in each of the following pairs are equal:
a: a^2/b and a^2b/b^2
b: 377/400 and 378/401
c: 0/10 and 0/-10
d: a/b and a+1/b+1, where "a" is not equal to "b" or a =/= b
c
0 / 10 = 0 / - 10
0 = 0
0 divided by any number is 0