You are driving eastbound on the interstate at 70 km/h. You observe that you are approaching a truck in your lane at a relative speed of 20 km/h. Part A How fast is the truck moving relative to the highway? Express your answer in Kilometres per hour. VO AEd km/h Submit Request Answer Part B If the truck were instead traveling at this speed in the westbound lane, what would be the relative velocity between you and the truck? Express your answer in kilometres per hour. AEQ km/h Submit Request