Brenda and Sally run in opposite directions on a circular track, starting at diametrically opposite points. They rst meet after Brenda has run 100 meters. They next meet after Sally has run 150 meters past their rst meeting point. Each girl runs at a constant speed. What is the length of the track in meters?
Answer Choices
A. 250
B. 300
C. 350
D. 400
E. 500