Solve the problem.Under certain conditions, the power P, in watts per hour, generated by a windmill with winds blowing v miles per hour is given by P(v) = 0.015v3. Find the power generated by 14-mph winds.
A. 2744 watts per hr
B. 41.16 watts per hr
C. 0.00004725 watts per hr
D. 2.94 watts per hr
Answer: B
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Answer the question.Suppose that a test for a disease correctly gives positive results for 95% of those having the disease and correctly gives negative results for 92% of those who don't have the disease. Suppose also that the incidence of the disease is 1%. If a person tests positive for the disease, what can you say about their chance of having the disease?
A. It is about 50% B. It is quite low C. It is very high D. It is 95%
Rewrite the statement in the form "if p, then q".I will be happy only if he calls.
A. If he calls, then I will be happy. B. If I am happy, then he must have called. C. If I am not happy, then he will call. D. If I am happy, then he won't call.
Solve the inequality. Other than ?, graph the solution set on a number line.3x + 7 < 34
A. (-?, 9]
B. (-?, 9)
C. (9, ?)
D. [9, ?)
Find the center, foci, and vertices of the ellipse.
+ 
= 1
A. center at (0, 0)
foci at (0, 6) and (5, 0)
vertices at (0, 36), (25, 0)
B. center at (0, 0)
foci at (0, - 
) and (0, 
)
vertices at (0, -6), (0, 6)
C. center at (0, 0)
foci at (- 
, 0) and (
, 0)
vertices at (-6, 0), (6, 0)
D. center at (0, 0)
foci at (0, -6) and (0, 6)
vertices at (0, -36), (0, 36)