A travel agency has plentiful demand for its low-class fares, worth $175. The high-class fares, worth $300, have the following discrete demand distribution, and the agency has 1000 tickets to sell in total. a. What is the optimal high-fare protection level, QH ? . How many high-fare customers are expected to be rejected under the optimal strategy? c. What is the anticipated number of unsold tickets using the optimal strategy? d. What is the expecteorevenue under the optimal strategy? e. Can you write a linear program that minimizes the expected high-fare lost sales? f. After you decide to use QH (answer from part a), you observe that your demand is actually exponentially distributed with mean 120 . How would you update your answer from part (b)