A walker starts at the origin at 1:00 PM and walks 3.0 km from the origin toward the WEST to point A. She arrives at point A at 2:30 PM. She then walks from point A 2.0 km toward the WEST to point B and arrives at point B at 3:45 PM. The walker's average velocity for the entire trip is

A. 1.8 km/hr toward the EAST.
B. 1.8 km/hr toward the WEST.
C. 1.3 km/hr toward the WEST.
D. 1.3 km/hr toward the EAST.
E. 0.36 km/hr toward the WEST.


B. 1.8 km/hr toward the WEST.

Physics & Space Science

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