Answer the following questions. 1. What is the velocity of a car that traveled a total of 75 kilometers north in 1.5 hours? 2. What is the velocity of a plane that traveled 3,000 miles from New York to California in 5.0 hours? 3. John took 45 minutes to bicycle to his grandmother's house, a total of four kilometers. What was his speed in km/hr?. 4. It took 3.5 hours for a train to travel the distance between two cities at a speed of 120 miles/hr. How many miles lie between the two cities?