Solve. Use ? ? 3.14. Round to the nearest tenth unless otherwise directed.A conical pile of grain is 18 feet in diameter and 16 feet high. How many bushels of grain are in the pile if 
A. 1085.2 bushels
B. 120.6 bushels
C. 345.6 bushels
D. 1356.5 bushels
Answer: A
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Find the cross product and determine whether the proportion is true or false.
= 
A. 60 = 60; true B. 120 = 120; true C. 30 ? 120; false D. 18 ? 200; false
Match the equation of the parabola with the appropriate description.x = 2y2 - 3y + 4
A. Opens left B. Opens up C. Opens down D. Opens right
Fill in the blank with one of the words or phrases listed below.
Monomials, binomials, and trinomials are all examples of 
.
A. FOIL B. polynomials C. degree of a polynomial D. coefficient
Find the center, foci, and vertices of the ellipse.3x2 + 5y2 - 30x + 70y + 305 = 0
A. 
+ 
= 1
center: (5, -7); foci: (6.4, -7), (3.6, -7); vertices: (7.2, -7), (2.8, -7)
B. 
+ 
= 1
center: (-5, 7); foci: (-3.6, 7), (-6.4, 7); vertices: (-7.2, 7), (-2.8, 7)
C. 
+ 
= 1
center: (-5, 7); foci: (-3.6, 7), (-6.4, 7); vertices: (-7.2, 7), (-2.8, 7)
D. 
+ 
= 1
center: (5, -7); foci: (6.4, -7), (3.6, -7); vertices: (7.2, -7), (2.8, -7)