A sales girl gave a change of N1.15 to a customer instead of N1.25. Calculate her percentage error
A
10%
B
7%
C
8.0%
D
2.4%
E
10%
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
Error = 1.25 - 1.15 = 0.10
0.10/1.25* 100 = 8.0%
Source: Myschool Past Questions Archive (Record #22054)