4. Two cars are travelling along a straight road, as shown below. The pass each other at point B and then continue in opposite directions. The red car travels for 0.25 hours from point B
to point C at a constant velocity of 32 km/hr east. The blue car travels for 0.25 hours from
points B to point D at a constant velocity of 48 km/hr. How far has each car traveled from
point B? What is the position of each car relative to the origin, point A?