The horizontal speed of the package just before it hits the ground is 30 m/s.
The given parameters:
- Speed of the truck, v = 30 m/s
What is horizontal speed?
The horizontal speed of an object is the rate of change of displacement with time in horizontal direction.
The horizontal speed of a projectile is not affected by gravity. Thus, if air resistance is neglected, the horizontal speed of the package just before it hits the ground is 30 m/s.
Learn more about horizontal speed here: https://brainly.com/question/11381799
