Betty and Ann are walking around a rectangular park with dimensions 600\:m by 400\:m, as shown. They both begin at the top left corner of the park and walk at constant but different speeds. Betty walks in a clockwise direction and Ann walks in a counterclockwise direction. Points P,Q,R,S,T divide the bottom edge of the park into six segments of equal length. When Betty and Ann meet for the first time, they are between Q and R. Which of the following could be the ratio of Betty’s speed to Ann’s speed?
Answer Choices
A. 5:3
B. 9:4
C. 11:6
D. 12:5
E. 17:7