Please solve this using QM for windows software with a solution and explanation.

2-38 Steve Goodman, production foreman for the Florida Gold Fruit Company, estimates that the average sale of oranges is 4,700 and the standard deviation is 500 oranges. Sales follow a normal distribution.

(a) What is the probability that sales will be greater than 5,500 oranges?

(b) What is the probability that sales will be greater than 4,500 oranges?

(c) What is the probability that sales will be less than 4,900 oranges? (d) What is the probability that sales will be less than 4,300 oranges?

2-41 The time to complete the construction project is normally distributed with a mean of 60 weeks and a standard deviation of 4 weeks.

(a) What is the probability the project will be finished in 62 weeks or less?

(b) What is the probability the project will be finished in 66 weeks or less?

(c) What is the probability the project will take longer than 65 weeks?

2-55 Nite Time Inn has a toll-free telephone number so that customers can call at any time to make a reservation. A typical call takes about 4 minutes to complete, and the time required follows an exponential distribution. Find the probability that a call takes