Simplify the expression. Assume that all variables represent positive real numbers.(b3)2/3
A. b2/9
B. b1/2
C. b5/3
D. b2
Answer: D
Mathematics
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Write a positive or negative fraction to describe the situation.Rickey gained 
pound during summer vacation.
A. - 
B. 
C. - 
D. 
Mathematics
Perform the operations. 
A. 13 B. 10 C. 8 D. 50
Mathematics
Consider a linear programming problem given in standard form where the final simplex tableau for maximization is shown below. 
If x and y are the original variables and u and v are the slack variables, what is the solution to the problem and to its dual?
What will be an ideal response?
Mathematics
Solve.2x + 5 = 3(x - 1)
A. -2 B. -8 C. 2 D. 8
Mathematics