Question

WILL MARK BRAINLIST!!!

Sabrina's average speed was 8 miles per hour during the first half of her bike ride. She increased her average speed to 16 miles per hour during the second half of her bike ride. What percentage represents the increase in Sabrina's average speed during her bike ride?

A. 50%

B. 80%

C. 100%

D. 200%​

Answer 1

D. 200%

if 8 is a whole (100%) and 16 is twice of that, you can conclude that her speed increased by 200%