The formula to calculate the Signage Price (SP) is:
\[ SP = MC \times 2 + LC \]
Where:
Let's say the material cost is $200 and the labor cost is $50. Using the formula:
\[ SP = 200 \times 2 + 50 \]
We get:
\[ SP = 400 + 50 = 450 \]
So, the signage price is $450.