Decide whether or not the radical expression represents a real number.- 
A. No
B. Yes
Answer: B
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Solve the problem.Two forces, of 35.2 and 62.6 lb, forming an angle of 73.1°, act at a point in the plane. Find the magnitude of the resultant force.
A. 62.3 lb B. 97.8 lb C. 640.6 lb D. 2108.4 lb
Answer the question.Several different bus routes stop at the corner of Second St. and Lincoln Ave. A Wilkenson bus arrives every 21 minutes and a Harris Road bus arrives every 15 minutes. If both buses arrive at the stop at 5:07 AM, when will they again arrive at the same time?
A. 10:22 AM B. 8:22 AM C. 6:12 AM D. 6:52 AM
Match the situation with the graph of the power function that models it best.Rapid growth of a rodent population that eventually slows down.
A. 
B. 
C. 
D. 
Provide an appropriate response.Evaluate 5x2y - 4xy - 5y for x = 4 and y = 2.
A. 118 B. 28 C. 108 D. 128