The Ultimate I-40 Cross-Country Road Trip (CA, AZ, NM, TX, OK, AR, TN, NC)

Dan gets on Interstate Highway I-80 at Seward, Nebraska, and drives due west in a straight line and at an average velocity of magnitude 88 km / h . After traveling 76 km , he reaches the Aurora exit (Fig. 2.44) . Realizing he has gone too far, he turns around and drives due east 34 km back to the York exit at an average velocity of magnitude 72 km / h . For his whole trip from Seward to the York exit, what are (a) his average speed and (b) the magnitude of his average velocity? | Numerade

| Oklahoma Historical Society

August marks 65 years since Missouri became first state to move forward with plans for our country’s first interstate system