Solve the problem.The weight of a person on or above the surface of the earth varies inversely as the square of the distance the person is from the center of the earth. If a person weighs 180 pounds on the surface of the earth and the radius of the earth is 3900 miles, what will the person weigh if he or she is 450 miles above the earth's surface? Round your answer to the nearest tenth of a pound.
A. 145.08 lb
B. 144.18 lb
C. 144.68 lb
D. 146.08 lb
Answer: C
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Solve the problem. 
What are the odds against drawing a number greater than 2 from these cards?
A. 2:3 B. 3:2 C. 5:2 D. 2:5
Solve.Hannah owns 28 acres of land which she rents to a rancher for $2132 per acre per year. Her property taxes are $794 per acre per year. How much profit does she make on the land each year?
A. $60,490 B. $37,464 C. $58,902 D. $81,928
Solve the problem.How many gallons of a 30% alcohol solution must be mixed with 60 gallons of a 14% solution to obtain a solution that is 20% alcohol?
A. 7 gal B. 27 gal C. 36 gal D. 12 gal
Provide an appropriate response.Which one of the following is a description of the graph of the inequality 
?
A. The region inside a circle with center (2, -6) and radius 1 B. The region inside a circle with center (-2, 6) and radius 1 C. The region outside a circle with center (-2, 6) and radius 1 D. The region outside a circle with center (2, -6) and radius 1