Question

xavier is roller skating at 14 km/h and tosses a set of keys forward on the ground at 8 km/h. the speed of the keys relative to the ground is 22 km/h.

Explanation:

Step1: Identify velocities

Xavier's speed is 14 km/h and key - toss speed is 8 km/h.

Step2: Calculate relative speed

Since keys are tossed forward, add the speeds: 14 + 8 = 22 km/h.

Answer:

22 km/h