Help Please

[Wabbiteer]

A tiger leaps horizontally from a 7.5 m high rock with a speed of 6.5 m/s. How far from the base of the rock will she land?

How do I solve this? Where do I start?

I'm completely lost. Any help please?

[Pyrrhus]

Refer to this post, it has your same problem

http://www.physicsforums.com/showthread.php?t=42908