Solve the equation using the zero product property.(x - 9)(x + 6) = 0
A. {-9, 6}
B. {-6, 0, 9}
C. {9, 6}
D. {-6, 9}
Answer: D
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The table below shows the scores of a group of students on a 10 point multiple choice exam.
What is the median score on the exam?
A. 5 B. 5.5 C. 6 D. 6.5
Solve the problem.Bess Leigh Walker used her credit card in January to purchase the following college supplies: textbooks 
lab glasses and apron ($25), mathematics software ($78), and basketball season ticket ($102). On February 1, Bess Leigh makes a payment of $395 and makes no other charges on this credit card. The bank that issues the card charges 
interest per month. What is the balance due on March 1?
A. $342.35 B. $401.52 C. $823.98 D. $422.66
Solve the problem.Determine the actual and relative error.MEASUREMENTTRUE VALUEERRORRELATIVE ERROR(as a percent)34.5 mg37.5 mg??
A. -3.5 mg; 8% B. -3 mg; 0.8% C. -3 mg; 0.08% D. -3 mg; 8%
Solve the problem.The graph shows an idealized linear relationship for the average monthly payment to retirees from 1995 to 1999. Use the midpoint formula to estimate the average payment in 1997. Average Monthly Payment to Retirees
1995 1997 1999a = $452; b = $524
A. $500 B. $36 C. $488 D. $524