Question 1a) a hospital emergency room averages 50 patients per shift. A shift is 8 hours long and the average patient requires 20 minutes in the exam room.b) Discuss whether you think a 30% capacity cushion is appropriate for a hospital emergency room. What factors would consider when setting this cushion?Question 2a). Determine how many cash registersthe restaurant should have if it wishes to maintain a 10% capacity cushionb) Discuss whether you think a 10% capacity cushion is appropriate for a fast food restaurant. What factors would you consider when setting this cushion?Question 3a) A university has demand for 10000 classroom seats per day (one student in one class is a classroom seat). All classrooms have 50 seats and the day is considered to be 10 hours long for scheduling purposes. Each class takes 1 hour. Determine the number of classrooms requiredif the university seeks to maintain a 20% capacity cushion.