The formula to calculate the Stair Slope (SS) is:
\[ SS = \frac{HS}{LS} \]
Where:
Let's say the height of each stair (HS) is 7 inches and the length of each stair (LS) is 10 inches. Using the formula:
\[ SS = \frac{7}{10} = 0.7 \]
So, the Stair Slope (SS) is 0.7.