Find the indicated probability.The following table show the results of a clinical trial for an allergy drug. 
What is the probability that a randomly selected person was given the allergy drug and improved? Round your answer to the nearest thousandth when necessary.
A. 0.942
B. 0.29
C. 0.652
D. 0.46
Answer: B
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Provide an appropriate response.Fred and Sue want to fence in a rectangular area in their yard for a vegetable garden. Suppose that they have 30 feet of fencing. Sue tells Fred that she wants to put up the fence in such a way as to obtain a rectangular garden with the largest possible perimeter. Fred replies that the perimeter will be the same for any rectangular garden that they construct as long as they use all 
of the fencing. Is Fred correct? Explain.
What will be an ideal response?
Graph the ellipse. Label the foci and the endpoints of each axis.
+ 
= 1
A. F(±5, 0); V(±4, 0); no endpoints
B. F(±
, 0); V(±4, 0); U(0, ±3)
C. F(0, ±
); V(0, ±4); U(±3, 0)
D. F(±4, 0); V(±5, 0); U(0, ±3)
Provide an appropriate response.Give two reasons why cash discounts are offered by sellers.
What will be an ideal response?
Fill in the blank with one of the words or phrases listed below.
The expression 5
and 7
are examples of 
.
A. conjugate B. principal square root C. like radicals D. rationalizing the denominator