In the party example, what is the minimum expected cost? [Enter the exact amount (do not round)] Minimum expected cost = Purchasing cost Expected demand - You believe that the number of drinks your guests will have at the party can be any number between 70 and 79 , all equally likely. The price of a drink is $5 at the grocery store. If you are left with some drinks at the end of the party. your cousin will buy them from you at a price of $3 per drink. However, if you run out of drinks during the party, you can go get some more at the local convenience store for $8 a drink. 1. Expected demand =74.5;Q=75 : Expected cost with Q=75 is 378.5