The formula to calculate the LDL-C/Apob Ratio (R) is:
\[ R = \frac{L}{A} \]
Where:
Let's say the LDL cholesterol (L) is 130 mg/dL and the Apolipoprotein B (A) is 80 mg/dL. Using the formula:
\[ R = \frac{130}{80} = 1.625 \]
So, the LDL-C/Apob ratio (R) is 1.625.