For the following question(s), refer to the digraph below.
Which of the following is not a cycle in the digraph?
A. E, C, D, E
B. A, E, B, A
C. A, E, C, A
D. A, B, A, E, C, A
E. all of these are cycles in the digraph.
Answer: E
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Plot the following real numbers on the real number line. ? -3.5 ?
A. 
B. 
C. 
D. 
E. 
Add or subtract measurement numbers, rounding to the correct precision.120.5 w + 16.4 w + 1.417 w
A. 138 w B. 138.32 w C. 138.317 w D. 138.3 w
Substitute the given values into the formula and then evaluate to find the unknown quantity. Label units in your answer. If the answer is not exact, round your answer to the nearest hundredth.C = 
(F - 32); F = 158° F
A. 316.4° C B. 70° C C. 55.8° C D. 105.6° C
Use Bayes' rule to find the indicated probability.The incidence of a certain disease on the island of Tukow is 4%. A new test has been developed to diagnose the disease. Using this test, 91% of those who have the disease test positive while 4% of those who do not have the disease test positive (false positive). If a person tests positive, what is the probability that he or she actually has the disease?
A. 0.438 B. 0.487 C. 0.91 D. 0.856