A manufacturing firm has four plants and wants to find the most efficient means of meeting the requirements of its four customers. The relevant information for the plants and customers, along with shipping costs in dollars per unit, are shown in the table below:
$$\text{Customer (requirement)}\
\begin{array} { l c c c c }
&&Customer ~2 &Customer ~3& Customer ~4\
\text { Factory (capacity)}&\text{ Customer } 1 ( 125 ) & ( 150 ) & ( 175 ) & ( 75 ) \
A ( 100 ) & \$ 15 & \$ 10 & \$ 20 & \$ 17 \ \mathrm {~B} ( 75 ) & \$ 20 & \$ 12 & \$ 19 & \$ 20 \ \mathrm { C } ( 100 ) & \$ 22 & \$ 20 & \$ 25 & \$ 14 \ \mathrm { D } ( 250 ) & \$ 21 & \$ 15 & \$ 28 & \$ 12 \end{array}$$
How many demand nodes are present in this problem?
A) 1
B) 2
C) 3
D) 4
E) 5

Question

A manufacturing firm has four plants and wants to find the most efficient means of meeting the requirements of its four customers. The relevant information for the plants and customers, along with shipping costs in dollars per unit, are shown in the table below:
$$\text{Customer (requirement)}\
\begin{array} { l c c c c } 
&&Customer ~2 &Customer ~3& Customer ~4\
\text { Factory (capacity)}&\text{ Customer } 1 ( 125 ) & ( 150 ) & ( 175 ) & ( 75 ) \ 
A ( 100 ) & \$ 15 & \$ 10 & \$ 20 & \$ 17 \ \mathrm {~B} ( 75 ) & \$ 20 & \$ 12 & \$ 19 & \$ 20 \ \mathrm { C } ( 100 ) & \$ 22 & \$ 20 & \$ 25 & \$ 14 \ \mathrm { D } ( 250 ) & \$ 21 & \$ 15 & \$ 28 & \$ 12 \end{array}$$
How many demand nodes are present in this problem?
A) 1
B) 2
C) 3
D) 4
E) 5

Quizplus · Accepted Answer

The demand nodes in this problem are represented by the customers, of which there are four: Customer 1, Customer 2, Customer 3, and Customer 4.

A Manufacturing Firm Has Four Plants and Wants to Find