Solve the problem.A drug company establishes that the most effective dose of a new drug relates to body weight as shown below. Let body weight be the independent variable and drug dosage be the dependent variable. Use a graphing utility to draw a scatter diagram and to find the line of best fit. What is the most effective dosage for a person weighing 130 lbs? 
A. 22.3 mg
B. 14.24 mg
C. 13.07 mg
D. 14 mg
Answer: B
Mathematics
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A. True B. False
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Solve the inequality and graph the solution set.10x + 2 > 2(4x + 2)
A. {x|x < 1} or (-?, 1)
B. {x|x > 10} or (10, ?)
C. {x|x < 10} or (-?, 10)
D. {x|x > 1} or (1, ?)
Mathematics
Provide an appropriate response.Is the integer 0 positive or negative? Explain.
What will be an ideal response?
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Find the indicated limit if it exists.
A. -
B. 0
C. does not exist
D. 
Mathematics