Answer:
25%
Step-by-step explanation:
You have 60 total, 30 on the track team would be 50%, but there is only 15 on the track them, you cut the 50% in half again which gives 25%.
30.48cm=1ft.
Hop this help's! :)
-7/1 x 3/14
-1 x 3/2
-3/2
D. is the answer.