An Automobile Traveling Along a Straight Road Increases Its Speed

Multiple Choice

An automobile traveling along a straight road increases its speed from 30.0 m/s to 50.0 m/s in a distance of 180 m. If the acceleration is constant, how much time elapses while the auto moves this distance?

A) 6.00 s
B) 4.50 s
C) 3.60 s
D) 4.00 s
E) 9.00 s