Solve the problem.The table lists the average composite scores on a national entrance exam for selected years.
Evaluate f(1985).
A. 131.7
B. 130.9
C. 131.5
D. 130.5
Answer: A
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Solve the problem.Suppose that the radius r and volume V = 
?r3 of a sphere are differentiable functions of t. Write an equation that relates dV/dt to dr/dt.
A. 
= 4?r2
B. 
= 
?r2
C. 
= 3r2
D. 
= 4?
Determine the quotient.132 ÷ 1
A. Undefined B. 1 C. 132 D. 0
Find the domain and the vertical asymptote of the function.g(x) = ln(x - 6)
A. Domain: (0, ?); vertical asymptote: x = 0 B. Domain: (-6, ?); vertical asymptote: x = -6 C. Domain: (6, ?); vertical asymptote: x = 6 D. Domain: (-?, ?); vertical asymptote: none
Solve the problem.The grade point average, G, of students at a community college is shown by age, x, in the table below. Use the line connecting the points (18, 2.5) and (26, 3.2) to find a linear model for this data. 
A. G = 0.0875x + 2.5875 B. G = 0.0875x - 0.925 C. G = 0.0875x + 0.925 D. G = 0.1x + 0.7