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To get to a concert in time a harpsichordist has

To get to a concert in time, a harpsichordist has to drive 122 mi in 2.00 h.

(a) If he drove at an average speed of 55.0 mi/h in a due west direction for the first 1.20 h, what must be his average speed if he is heading 30.0° south of west for the remaining 48.0 min?

(b) What is his average velocity for the entire trip?

(a) If he drove at an average speed of 55.0 mi/h in a due west direction for the first 1.20 h, what must be his average speed if he is heading 30.0° south of west for the remaining 48.0 min?

(b) What is his average velocity for the entire trip?

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