What kind of bullet are you referring to? They all have different top speeds, and can very a lot. The fastest bullet i know is the .50 cal BMG at about 2800 Feet per sedpnd or 1901 M.P.H
There are a variety of guns that would produce a different velocity that a bullet would travel. For example, carbon chambered guns, air soft guns, and gunpowder guns. In terms of carbon chambered...
If you have ever been caught in an automatic weapons crossfire at night you will have seen tracer bullets collide and ricochet off at crazy angles. Those are full metal jacket bullets.