Find the value of ? in the interval [0°, 360°) that satisfies the given conditions.sin ? = -
and ? in quadrant III
A. 315°
B. 45°
C. 135°
D. 225°
Answer: D
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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 a placebo or improved? Round your answer to the nearest thousandth when necessary.
A. 0.942 B. 0.69 C. 0.772 D. 0.17
Find the requested value using the given stock table. Sales volume for the day for CommercialAir (CMA)
A. 1,771,800 B. 177.18 C. 17,718 D. 177,180
Solve the variation problem.The time in hours it takes a satellite to complete an orbit around the earth varies directly as the radius of the orbit (from the center of the earth) and inversely as the orbital velocity. If a satellite completes an orbit above the earth in
at a velocity of
how long would it take a satellite to complete an orbit if it is at
style="vertical-align: -4.0px;" /> above the earth at a velocity of Use
as the radius of the earth, and round your answer to the nearest hundredth of an hour.
A. 18.48 hours
B. 9.02 hours
C. 2.71 hours
D. 90.18 hours
Solve the problem.For a school project, Sue interviewed a total of 100 persons who were either lawyers or salesmen. She asked them if they were happy or unhappy with their occupation. Of the 64 lawyers interviewed, 11 were unhappy, however, only 4 of the salesmen were unhappy. Suppose that one of the persons interviewed is selected at random. Find the probability that the person selected is happy.
A. 0.82 B. 0.85 C. 0.92 D. 0.88