Solve the equation. Round your answer to four decimal places.2.5 ? log3(x - 1) = 6
A. x = 13.9666
B. x = 14.9666
C. x = 19
D. x = 730
Answer: B
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Find the unknown number in the proportion. Write your answer as a whole number or a mixed number if possible.
= 
A. 
B. 
C. 4
D. 17
Solve the problem.Given that P(A) = 0.19, P(B) = 0.55, and P(A ? B) = 0.09, find P(A ? B).
A. 0.65 B. 0.56 C. 0.74 D. 0.83
Solve the problem.Which of the following functions could have this graph? 
A. y = 
B. y = 
C. y = 
D. y = 
Jennifer Cantu, VP of Customer Services at Tri-State Auto Insurance, Inc., monitors the claims processing time of the claims division. Her standard includes "a mean processing time of 5 days or less." Each week, her staff checks for compliance by analyzing a random sample of 60 claims. Jennifer's null hypothesis is:
1) ? > 5 2) ? > 5 3) n = 60 4) ? < 5 5) ? = 5