Add the real numbers. Write any improper fraction as a whole or mixed number where appropriate.7 + 5
A. 5
B. 7
C. 13
D. 12
Answer: D
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Are the sets equal?A = {31, 33, 35, 37, 39}B = {32, 34, 36, 38, 40}
A. Yes B. No
Solve the problem.A certain area of forest is populated by two species of animals, which scientists refer to as A and B for simplicity. The forest supplies two kinds of food, referred to as F1 and F2. For one year, species A requires 1.45 units of F1 and 1 units of F2. Species B requires 2.0 units of F1 and 1.9 units of F2. The forest can normally supply at most 833 units of F1 and 453 units of F2 per year. What is the maximum total number of these animals that the forest can support?
A. 312 animals B. 886 animals C. 184 animals D. 453 animals
Determine the dual problem of the given linear programming problem.Maximize 10x + 12y + 10z subject to 
What will be an ideal response?
Solve the problem.A boat heads 220° propelled by a force of 600 lb. A wind from 132° exerts a force of 125 lb on the boat. How large is the resultant force, and in what direction is the boat moving?
A. 652 lb, 232° B. 609 lb, 232° C. 609 lb, 208° D. 652 lb, 208°