Answer :
2 dollars = 1 hour
8 dollars = 4 hours
she paid 6 dollars so the amount saved = 8-6 = 2 dollars
percentage saved = [tex] \frac{2}{8} [/tex] × 100
percentage saved = 25%
8 dollars = 4 hours
she paid 6 dollars so the amount saved = 8-6 = 2 dollars
percentage saved = [tex] \frac{2}{8} [/tex] × 100
percentage saved = 25%