6
QuizMultiple Choice

Applying Vectors in the Plane

Question 6 • Precalculus

A plane leaves an airport traveling at 400 mph in the direction N 45° E. A wind is blowing at 40 mph in the direction N 45° W. What is the ground speed of the plane?

Answer
A
400 mph
B
402 mph
C
429 mph
D
440 mph
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