Answer:
1/24
Step-by-step explanation:
1/24 bc there is 24 students in the class and the teachercould only choose 1 student
I'd say the first or third one, however, I'm not too sure:)
Answer:
Neither; see below
Step-by-step explanation:
Your acceleration: 
Your friend's acceleration: 
Therefore, since both you and your friend accelerate at the same rate, neither is faster.
Answer:
The length of PQ is 64 units