Solve the problem.An arch for a bridge over a highway is in the form of a semiellipse. The top of the arch is 35 feet above ground (the major axis). What should the span of the bridge be (the length of its minor axis) if the height 26 feet from the center is to be 10 feet above ground?
A. 182 ft
B. 27.13 ft
C. 29.88 ft
D. 54.26 ft
Answer: D
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Evaluate the indicated double integral over R.; R = {(x, y): 0 ? x ? 3, 0 ? y ? 1}
A. -12 B. 15 C. 24 D. 12
Solve the system of equations using the addition method.
A. (0, -5) B. (0, -4) C. (-1, -4) D. No solution
Provide an appropriate response.A sample of fifty motorists was taken on a Federal highway where the speed limit was 60 miles per hour. A dot plot of their speeds is shown below. Describe the distribution of the data. Are there any outliers?
A. The speeds range from 46 to 70 mph. Most speeds lie between 50 and 61 mph with the most common speed being 55 mph. There don't appear to be any outliers. B. The speeds range from 45 to 70 mph. Most speeds lie between 50 and 61 mph with the most common speed being 54 mph. There don't appear to be any outliers. C. The speeds range from 46 to 70 mph. Most speeds lie between 56 and 60 mph with the most common speed being 56 mph. There don't appear to be any outliers. D. The speeds range from 46 to 69 mph. Most speeds lie between 50 and 61 mph with the most common speed being 55 mph. The speeds 65, 67, 69, and 70 mph appear to be outliers.
Simplify.29 + 72
A. 102 B. 100 C. 91 D. 101