Solve. Write the fraction in simplest form.Ian walked 
mile to his biology class, 
mile to his art class, 
mile to his calculus class, and then back to his dormitory. If he walked 1 mile altogether, how far did he walk from his calculus class to his dormitory?
A. 
mi
B. 
mi
C. 
mi
D. 
mi
Answer: A
Mathematics
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A. Yes B. No
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Solve the problem. Round your answer to 5 decimal places when necessary.The table shows the leading causes of death for one country in a single recent year. 
Assume a population of 88.5 million.What is the death rate due to heart disease in deaths per 100,000 of the population?
A. 2.124 deaths per 100,000 B. 24 deaths per 100,000 C. 21.24 deaths per 100,000 D. 240 deaths per 100,000
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A. {-3, 5} B. {-27, 125} C. {-125, 27} D. {-5, 3}
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A. 3910 B. 3900 C. 4000 D. 3800
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