In this case the answer is very simple .
Step 01:
Data
diagram scale 1 inch = 16 inches
go-cart x length = 56 inches
Step 02:
[tex]\begin{gathered} x\cdot\text{ 16 inches = 1 inch }\cdot\text{ 56 inches} \\ \frac{x}{1}\text{ = }\frac{56}{16} \end{gathered}[/tex]The answer is:
A. 1/16 = x / 56