Table 105
Union Fork, Inc -Use the Information in Table 10

Table 10.5
Union Fork, Inc. has five distribution centers located at the location
coordinates given as follows. The demand at each center is also given.
$$\begin{array} { | l | l | l | } \hline \mathrm { DC } & \text { Coordinates } & \text { Demand } \\\hline \mathrm { A } & ( 2,4 ) & 10 \\\mathrm {~B} & ( 6,2 ) & 15 \\\mathrm { C } & ( 4,10 ) & 25 \\\mathrm { D } & ( 13,4 ) & 30 \\\mathrm { E } & ( 10,5 ) & 20 \\\hline\end{array}$$
-Use the information in Table 10.5. Assume that two plants, rather than one, are to be located. Plant 1 serves distribution centers A, B, and C. Plant 2 serves distribution centers D and E. What is the center of gravity for plant 1?

A) x ≤ 4, y ≤ 7
B) x ≤ 4, y ≥ 7
C) x ≥ 4, y ≤ 7
D) x ≥ 4, y ≥ 7