The price of a family dinner was $48.00. A sales tax added 5% to the final bill. The family left a $10.08 tip. If the family included the sales tax when calculating the tip, what percent did the family leave?
A. 2%
B. 10%
C. 18%
D. 20%
A. 2%
B. 10%
C. 18%
D. 20%