The Shamrock Transportation Company has four terminals: A,B,C,and D.At the start of a particular day,there are 8,8,6,and 3 tractors available at those terminals,respectively.During the previous night,trailers were loaded at plants R,S,T,and U.The number of trailers at each plant is 2,12,5,and 6,respectively.The company dispatcher has determined the distances between each terminal and each plant,as follows.How many tractors should be dispatched from each terminal to each plant in order to minimize the total number of miles traveled? 
Definitions:
Ratio
A relationship between two quantities indicating how many times the first number contains the second.
Relationship Between Variables
The way in which two or more variables are associated or interact with each other.
Strength
In statistics, often refers to the magnitude of a relationship between two variables.
Direction
The course along which someone or something moves, or is aimed or pointed, often described as vectors in mathematical contexts.
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