ANSWER
D.
EXPLANATION
If
Then solving for x will gives us:
This first pair are equivalent:
If
we
Then,
This pairs are also equivalent.
If
Then we rewrite as an index to obtain;
This pair is also equivalent.
Then
But this was not the pair given in the last option.
The correct answer is D
Map : Actual
8 cm : 2km
8 cm : 200 000cm
1 cm : 25 000cm
scale Factor :
1: 25 000