Solve. Use the fact that the radius of the Earth is 3960 miles and 1 mile = 5280 feet.A person who is 6 feet tall is standing on the beach and looks out onto the ocean. Suddenly, a ship appears on the horizon. How far is the ship from the shore? Round to the nearest tenth of a mile.
A. 5600.3 mi
B. 4.2 mi
C. 3 mi
D. 218.1 mi
Answer: C
Mathematics
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Multiply and simplify. Assume all variables represent nonnegative real numbers. Write your answer in radical notation.
A. m8
B. m5
C. m8
D. 
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Write the fraction in lowest terms.
A. 
B. 
C. 
D. 
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Determine whether the equation represents direct, inverse, joint, or combined variation.y = 4x2
A. Joint B. Direct C. Inverse D. Combined
Mathematics
Solve the problem.During one year, the Larson's real estate bill included $509 for local schools. Of this amount, $140 went to the high school district. What percent did the Larsons pay to the high school district? Round your answers to the nearest tenth, if necessary.
A. 7126% B. 27.3% C. 72.5% D. 27.5%
Mathematics