The following ILP is being solved by the branch and bound method. You have been given the initial relaxed IP solution. Complete the entries for the 3 nodes and label the arcs when you branch on X2. 
Initial solution
X1 = 5.0
X2 = 7.5
Obj = 550 
Definitions:
Demand
The quantity of a good or service that consumers are willing and able to purchase at various prices during a specified period of time.
Price
The amount of money expected, required, or given in payment for something.
Correlation Analysis
The study of how variables are related and the measurement of the strength and direction of this relationship.
Linear Relationship
A type of relationship between two variables where a change in one variable is associated with a proportional change in the other variable.
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