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In 20 minutes, Kara ran 2.40 km on a treadmill facing due east. Relative to the gym, what were her displacement and average velocity during this time interval?
O 0; 2.00 m/s
2.40 km, east; 0
O 2.40 km, east; 2.00 m/s, east
0; 0
O 2.40 km, west; 2.00 m/s, west

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