Find the mean, median, mode, and midrange for the given data. Round to the nearest tenth if necessary.
A. mean = 23.7, median = 22.4, mode = 27.5, midrange = 6.7
B. mean = 23.2, median = 22.4, mode = 22.4, midrange = 6.7
C. mean = 23.2, median = 22.4, mode = 22.4, midrange = 24.15
D. mean = 23.2, median = 24.8, mode = 22.4, midrange = 24.15
Answer: C
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Solve the problem.What percent of 50 is 18?
A. 36% B. 144% C. 18% D. 72%
Using the graph of the parabola, determine the coordinates of the vertex and focus, and the equation of the directrix.
A. Vertex (-4, 3), focus (-3, 3), directrix x = -2 B. Vertex (-3, 3), focus (-2, 3), directrix x = -4 C. Vertex (-3, 3), focus (-4, 3), directrix x = -2 D. Vertex (-3, 3), focus (-4, 3), directrix y = -2
Perform the indicated operations. Write the resulting polynomial in standard form.3x(12x + 5)
A. 12x2 + 15x B. 36x2 + 5x C. 51x2 D. 36x2 + 15x
Indicate whether the graph of the equation is a circle, an ellipse, a hyperbola, or a parabola. Then graph the conic section.
+ 
= 1
A. parabola
B. ellipse
C. hyperbola
D. circle