Answers are
A)0-5
B)5-10
C)10-15
D)15-20
![Answers are A05 B510 C1015 D1520 class=](https://us-static.z-dn.net/files/dfe/45fff8b2e292fe953f519324705b790d.png)
Answer:
C
Step-by-step explanation:
The median number is 7 and the seventh runner is in interval 10-15