Solve the problem. Write ratios in lowest terms.A certain lake is 1000 feet deep. A nearby lake is 1100 feet deep. Write the ratio of the first lake's depth to the second lake's depth.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the system using elimination.
A. (2.4, 11) B. (3, 5) C. (2.4, 5.6) D. (3, 11)
Mathematics
Solve the problem.The table below shows the result of a polygraph test conducted on 2000 college students. Students were asked whether they had ever cheated on a test. All of them denied having cheated. Use the table to answer the question. 
What percentage of those that were found to be truthful were actually lying ?
A. 72.4% B. 15.1% C. 10.9% D. 0.8%
Mathematics
Solve the problem.Evaluate 
by transforming to cylindrical or spherical coordinates.
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Determine whether the given equation is the general solution or a particular solution of the given differential equation.
- 3xy = 0, y = e
x2
A. General solution B. Particular solution
Mathematics