Solve the problem.It has been found that the less income people have, the more likely they are to report that their health is fair or poor. The function 
models the percentage of Americans reporting fair or poor health, f(x), in terms of annual income, x, in thousands of dollars. According to the model, what annual income corresponds to 18% reporting fair or poor health? Round to the nearest thousand dollars.
A. approximately $21 thousand
B. approximately $19 thousand
C. approximately $23 thousand
D. approximately $20 thousand
Answer: A
Mathematics
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A. - 
B. 256
C. 
D. not a real number
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A. 
B. 
C. 
D. 
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Solve the system of equations using matrices. Use Gauss-Jordan elimination. x = 6 - y - z x - y + 3z=-62x + y = 8 - z
A. {(-1, 2, 5)} B. {(-1, 5, 2)} C. {(2, 5, -1)} D. {(5, -1, 2)}
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Consider the apportionment problem. North:13,700South:11,900East:13,900West:18,200Use Adam's assuming there must be 16 representatives. NSEW________________________________________
What will be an ideal response?
Mathematics