-13is negative and is 13 spaces away from 0. 15 is positive and is 15 spaces away from 0.
A) about 39.5%
b) +/ - 1.5%
c) I'd say no. It is very unlikely because less than the majority wanted it changed
I thin you just have to multiply .45 which is 45% and 60 together and it is 27
I think that might be answer "C".