A car traveling west in a straight line on a highway
decreases its speed from 30.0 meters per second to
23.0 meters per second in 2.00 seconds. The car's average acceleration during this time interval is
1. 3.5 m/s2 east
2.3.5 m/s² west
3.13 m/s² east
4.13 m/s² west
