Answer: Third option.
Step-by-step explanation:
Let be "x" the approximate actual width of the car (in feet).
According to the information provided in the exercise, you know that the scale of the model car is:

By definition, this can be written as a fraction:

Therefore, if you know that the width of the model car is 2.3 inches, you can set up the following proportion:

Finally, you must solve for "x" in order to find its value.
This is:
