To get to a concert in time, a harpsichordist has to drive 120 miles in 2.09 hours.
(a) If he drove at an average speed of 56.0 mi/h in a due west direction for the first 1.18 h, what must be his average speed if he is heading 30.0° south of west for the remaining 54.6 min? mi/h
(b) What is his average velocity for the entire trip? Magnitude mi/h Direction °