A passenger walks toward the rear of a bus that is moving east relative to the road

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Kinematics · Kinematics

Problem

A passenger walks

1.2\,\text{m/s}

toward the rear of a bus that is moving

9.0\,\text{m/s}

east relative to the road. Take east as the positive direction. What is the passenger’s velocity relative to the road?