What is the Instantaneous Speed at the Top of a Ball's Path?

[danni]

Homework Statement

A ball is thrown straight up. At the top of its path its instantaneous speed is

a) 5m/s
b) 20m/s
c) 50m/s
d) 10m/s

Homework Equations

The Attempt at a Solution

 

[mtayab1994]

What are you trying to find?

 

[danni]

Instantaneous speed, I guess. I don't really know how to go about this question. I would think that It would give you Initial Velocity, time, or distance measurments, and then tell you to find something, but this question didn't.