Find the indicated decile or percentile.The weekly salaries (in dollars) of sixteen government workers are listed below. Find the eighty-first percentile P81. 
A. 720
B. 671
C. 787
D. 699
Answer: D
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Decide whether the statement makes sense. Explain your reasoning.Whether it's a problem in mathematics or something else, I always find it's best to complete the work by looking back to check, interpret, and explain my solution.
What will be an ideal response?
Solve. Provide answers in interval notation.
? 6
A. 
B. 
, 
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C. 
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D. 
Solve the problem.An airline charter service charges a fare per person of $350 plus $20 for each unsold seat. The airplane holds 100 passengers. Let x represent the number of unsold seats and write an expression for the total revenue R for a charter flight.
A. R(x) = (100 - x)(350 + 20x) or 35,000 + 2000x - 20x2 B. R(x) = x(350 + 20x) or 350x + 20x2 C. R(x) = (100 - x)(350 + 20x) or 35,000 + 1650x - 20x2 D. R(x) = 100(350 + 20x) or 35,000 + 2000x
Provide an appropriate response.What is the degree measure of an angle that is its own supplement?
A. 45° B. 90° C. 60° D. 180°