car moving on a straight road covers a distance of 1.5 kilometers due east in 150 seconds what is the speed and velocity of the car?

in km/hr 1.5 / 150 seconds * 3600 seconds / hr = 36 km/hr

speed = 36 km/hr
velocity = 36 km/hr EAST,
in x,y coordinates V = 36 i + 0 j