Evaluate the square root. If it is not a real number, say so.
A. 0.06
B. 0.006
C. 0.18
D. 0.6
Answer: D
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A balloon is being inflated at a constant rate of 4 liters of air per minute. If V is the volume, in liters, of the balloon after t minutes, write an equation of change that is satisfied by V. ?
A. 
B. 
C. 
D. 
Give the coordinates of the points shown on the graph.
A. G(3, -3), H(4, -4) B. G(-3, 22), H(4, -4) C. G(3, -3), H(-4, 4) D. G(3, 4), H(-3, 4)
Solve the problem.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height, h, of the outside walls.
a = b = 4 m
A. 61 m B. 2.6 m C. 6.8 m D. 7.8 m
The wages of the employees of a company are presented in this histogram. Answer the question.
How many employees earn at least $4 and less than $6 an hour?
A. 10 B. 20 C. 34 D. 22