A sales girl gave a change of N1.15 to a customer instead...
A sales girl gave a change of N1.15 to a customer instead of N1.25. Calculate her percentage error
10%
7%
8.0%
2.4%
10%
Correct answer is C
Error = 1.25 - 1.15 = 0.10
0.10/1.25
* 100 = 8.0%