A :-) for this question , we should apply
s = ut + 1 by 2 at^2
Given - u = 0 m/s
a = 3 m/s^2
t = 4 sec
Solution -
s = ut + 1 by 2 at^2
s = 0 x 4 + 1 by 2 x 3 x 4
( cut 2 and 4 because 2 x 2 = 4 )
s = 0 + 2 x 2
s = 2 x 2
s = 4 m
.:. The car travelled 4 meters