Graph the curve whose parametric representation is given. x = 9 cos t , y = -4 sin t, 0 ? t ? 4?
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.
Find the ratio of the volume of the cone to the volume of the hemisphere if the height of the cone, h, is equal to the diameter of the hemisphere, d.
A. 1 : 1 B. 4 : 3 C. 3 : 2 D. 1 : 2
Four heirs (A, B, C, and D) must fairly divide an estate consisting of two items - a house and a cabin - using the method of sealed bids. The players' bids (in dollars) are:
After all is said and done, the final allocation to player C is
A. $54,000 in cash. B. the cabin plus $24,000 in cash. C. $64,000 in cash. D. the cabin plus $29,000 in cash. E. none of these
Solve the problem.Wayne has $22.66 in his wallet. Janice has a debt note for $33.44 in her wallet. Find the difference between these amounts.
A. $56.10 B. -$56.10 C. -$10.78 D. $10.78
The following is the slope of line representing annual sale y in term of time x in year. Use the slope to interpret any change in annual sales for a one-year increase in time. ? The line has a slope of m = 134. ?
A. No change in sales B. Sales decreasing 134 units/yr C. Sales increasing 134 units/yr D. None of the above