please answer to all the parts completely since its a one question and asap.

Question 1: Airplane Booking Problem (see Newsvendor Model Lecture) Please do the Airplane Booking Problem with a high fare of $743 and low fare of $139. The business traveler demand is given by N(mu=57, sigma =10). Part a: 4 points What is the understocking cost Cu ? Locally stored answer: Part b: 4 points What is the over-stocking cost Ce? Locally stored answer: Part c: 4 points What is the service level or critical fractile? (Please state a probability with 4 decimal places (and not a percentage). ]Locally stored answer: Part d: 4 points What is the corresponding x-score? Locally stored answer: Parte: 4 points How many seats should we protect for full fare customers? Please round to a whole number. Locally stored