Answer: Speed = 10 km per hour
Velocity=10km/h towards south.
Step-by-step explanation:
Hi, to solve this problem we have to analyze the information given:
direction: south
So, we have to calculate the speed we have to divide the distance by the time:
Speed = 25km / 2.5 h =10 km per hour (speed)
The velocity is the speed in a direction.
Velocity: 10km/h towards south.
Feel free to ask for more if it´s necessary or if you did not understand something.