Answer:
The answer is 15 s
Step-by-step explanation:
The time taken for the car to reach
30 m/s can be found by using the formula
![t = (v)/(a) \\](https://img.qammunity.org/2021/formulas/physics/college/lnz9xquc0sewln9li6swybmdfa179ynlfd.png)
where
a is the acceleration
v is the velocity
t is the time
From the question we have
![t = (30)/(2) \\](https://img.qammunity.org/2021/formulas/physics/college/cndy4ikkm4snyuqvmzvivl9zayphhq6oc7.png)
We have the final answer as
15 s
Hope this helps you