Solve the problem.According to a recent poll, 1752 out of the 8760 people in a particular city were classified as obese. What is the relative frequenncy of obesity according to this poll?
A. 20%
B. 80%
C. 10%
D. 40%
Answer: A
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Estimate the slope of the curve at the indicated point.
A. Undefined B. 0 C. 1 D. -1
Solve the problem.An ascending weather balloon starts taking air samples at a height of 36,000 feet and every 2000 feet thereafter. What is its height when it takes the 9th sample?
A. 56,000 ft B. 50,000 ft C. 54,000 ft D. 52,000 ft
Solve the problem.The radius, r, of a sphere can be found using the formula 
where S is the surface area. If the surface area is 15,422 square inches, what is the radius? (Use 3.14 for ?, and round your answer to the nearest tenth of an inch.)
A. 62.1 in. B. 110.0 in. C. 70.0 in. D. 35.0 in.
Solve the problem.Find the perimeter of a rectangular room 13.1 ft long by 9.5 ft wide.
A. 45.2 ft B. 45.2 m C. 22.6 ft D. 35.7 ft