Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of feasible points. 
z = x + 8y. Find maximum.
A. maximum: 20
B. maximum: 34
C. maximum: 27
D. maximum: 42
Answer: D
Mathematics
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Add.544 + 2,265
A. 2,819 B. 2,809 C. 2,709 D. 1,809
Mathematics
Simplify.30 ÷ 1
A. 0 B. 30 C. 1 D. undefined
Mathematics
Choose the value which could represent the slope of the line. Assume that the scale on the x-axis is the same as the scale on the y-axis.
A. 1 B. -7 C. -1 D. 7
Mathematics
Graph the line and give the domain and the range.x + 4 = 0
A. D = {-4}, R = (-?, ?)
B. D = (-?, ?), R = (-?, ?)
C. D = (-?, ?), R = {-4}
D. D = (-?, ?), R = {-4}
Mathematics