Check out my answer to the problem below:
http://www.jiskha.com/display.cgi?id=1292451447
A cannon mounted on a pirate ship fires a cannonball at 125 m/s horizontally, at a height of 17.5 m above the ocean surface. Ignore air resistance. (a) How much time elapses until it splashes into the water? (b) How far from the ship does it land?
2 answers
Same problem. Different numbers