GAUSS7 1998 Problem 10

At the waterpark, Bonnie and Wendy decided to race each other down a waterslide. Wendy won by 0.25 seconds. If Bonnie’s time was exactly 7.80 seconds, how long did it take for Wendy to go down the slide?

Answer Choices
A. 7.80 seconds
B. 8.05 seconds
C. 7.55 seconds
D. 7.15 seconds
E. 7.50 seconds