I want to solve all the questions part 2 and part 3 Please

PART 2. QUEUES. (15 Marks)

Direction: Read, Analyze and Calculate what required.

ABC Furniture store gets an average of 140 customers per shift. The manager of ABC wants to calculate whether she should hire 1, 2, 3, or 4 salespeople. She has determined that average waiting times will be 12 hours with 1 salesperson, 11 hours with 2 salespeople, 10 hours with 3 salespeople, and 9 hours with 4 salespeople. She has estimated the cost per hour that customers wait at $ 8. The cost per salesperson per shift (including benefits) is $100.

Number of Sales people

1

2

3

4

(a)Average number of customers per shift

(b) Average waiting time per customer (hours)

(c) Total waiting time per shift (hours)

(d) Cost per hour of waiting time (estimated)

(e) Value of lost time per shift

(f) Salary cost per shift

(g) Total cost per shift

1- Calculate the total waiting time per shift, value of lost time per shift, Salary cost per shift and total cost per shift ( 14 X 1mark = 14 Marks)

2- Use the queues model to determine the number of salespeople should be hired (1 Mark)

PART3. NETWORK MODEL. (10 Marks)

Direction: Read, Analyze and Calculate what required.

Joe, owner of a large horse breeding farm near Orlando, is planning to install a complete water system connecting all of the various stables and barns. The location of the facilities and the distances between them is given in the network shown in the figure below.

Design a network model using the minimal-spanning tree technique to determine the least expensive way to provide water to each facility. (10 Marks)

Summarize your steps in a table showing the:

a. Connected nodes b. Unconnected nodes c. Closest unconnected node d. Arc Selected e. Arc length f. Total Distance

Marks) Time left 143.30 PART 2. QUEUES. (15 Marks) Direction: Read, Analyze and Calculate what required. ABC Furniture store gets an average of 140 customers per shift. The manager of ABC wants to calculate whether she should hire 1, 2, 3, or 4 salespeople. She has determined that average waiting times will be 12 hours with salesperson 11 hours with 2 salespeople, 10 hours with 3 salespeople, and 9 hours with 4 salespeople. She has estimated the cost per hour that customers wait at $ 8. The cost per salesperson per shift (including benefits) is $100 Number of Sales people 1 2 3 4 Ka)Average number of customers per shift (b) Average waiting time per customer Khours) (c) Total waiting time per shift (hours) (d) Cost per hour of waiting time (estimated) ke) Value of lost time per shift (6) Salary cost per shift (g) Total cost per shift ninta Marks) Time left 143.30 PART 2. QUEUES. (15 Marks) Direction: Read, Analyze and Calculate what required. ABC Furniture store gets an average of 140 customers per shift. The manager of ABC wants to calculate whether she should hire 1, 2, 3, or 4 salespeople. She has determined that average waiting times will be 12 hours with salesperson 11 hours with 2 salespeople, 10 hours with 3 salespeople, and 9 hours with 4 salespeople. She has estimated the cost per hour that customers wait at $ 8. The cost per salesperson per shift (including benefits) is $100 Number of Sales people 1 2 3 4 Ka)Average number of customers per shift (b) Average waiting time per customer Khours) (c) Total waiting time per shift (hours) (d) Cost per hour of waiting time (estimated) ke) Value of lost time per shift (6) Salary cost per shift (g) Total cost per shift ninta