question strategy decision

In what ways does corporate strategy affect capacity decisions?

The ABC Cement Corporation produces a high-quality cement that is supplied to construction companies. The potential demand and the probability of each potential demand quantity are given for the upcoming year: 

Demand in Tons

Probability

500,000

0.3

250,000

0.4

300,000

0.3

Assuming manufacturing capacity of 700,000 tons,  what is the estimated capacity cushion ?

And

Describe the most important questions to be answered concerning facilities decisions.  Apply the questions to a fast-food restaurant chain with expanding demand.