PHYSICS QUESTION PLEASE HELP PROJECTILE MOTION NOWNOW?

A spy in a speedboat is being chased down a river by govermnet officials in a faster craft. Just as the officials' boat pulls up next to the spy's boat, both boats reach the edge of a 5.0 m waterfall. If the spys speed is 15m/s and the officals' speed is 26m/s, how far apart will the two vessels be when they land below the waterfall.