Solve the problem.Find the mass of the solid in the first octant between the spheres 
and 
if the density at any point is inversely proportional to its distance from the origin.
A. 18k?
B. 24k?
C. 144k?
D. 12k?
Answer: A
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Solve the problem.The plurality with elimination method satisfies
A. the majority criterion. B. the monotonicity criterion. C. the Condorcet criterion. D. All three of the above E. none of these
Use the line graph to answer the question.The line graph shows the 2001 sales data for the Big "D" company. 
Which month had the highest sales?
A. Month 6 B. Month 8 C. Month 12 D. Month 3
Write the equation of the quadratic function whose graph is a parabola containing the given points.An egg is dropped from the top of a 1600-foot-high building. The ball is 1456 feet above the ground after 3 seconds, and it reaches level ground in 10 seconds. The height above the ground is a quadratic function of the time after the ball is thrown. Write the equation of this function.
A. y = -16x2 + 1600 B. y = 16x2 + 1600 C. y = 16x2 - 1600 D. y = -16x2 + 160
Solve. If necessary, round answers to the nearest hundredth.The following test scores were recorded for a student: 96, 88, 84, 84, 96, 98. Find the mean, median, and mode.
A.
| mean: 91 | median: 84 | mode: 98 |
B.
| mean: 91 | median: 92 | mode: 84 and 96 |
C.
| mean: 92 | median: 91 | mode: 96 |
D.
| mean: 92 | median: 92 | mode: 84 |