Use the earthquake magnitude scale to answer the question.Compare the energy of a magnitude 7 earthquake to that released by a 1-megaton nuclear bomb 
A. 4.2 times as much energy
B. 6.3 times as much energy
C. 3.6 times as much energy
D. 0.7 times as much energy
Answer: B
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By calculating an appropriate number of terms, determine if the series converges or diverges. If it converges, find the limit L and the smallest integer N such that 
for 
otherwise indicate divergence.an = (1 + 0.153/n)n
A. L ? 1.1653, N = 2 B. L ? 1.153, N = 6 C. L ? 1.1653, N = 6 D. diverges
A set of data items is normally distributed with a mean of 60. Determine the z-score for the data point given, if the standard deviation is as given.data item: 69; standard deviation: 9
A. 69
B. 
C. 1
D. 9
Construct a truth table for the statement.~q ? (~p ? q)
A. 
| T | T | T |
F T T
F F T
B.
| T | T | F |
F T T
F F T
C.
| T | T | F |
F T T
F F T
D.
| T | T | T |
F T T
F F T
Solve the problem.The city council of a small town needs to determine if the town's residents will support the building of a new library. The council decides to conduct a survey of a sample of the town's residents. Which one of the following procedures would be most appropriate for obtaining a sample of the town's residents?
A. Survey a random sample of persons within each neighborhood of the town. B. Survey 400 individuals who are randomly selected from a list of all people living in the state in which the town is located. C. Survey every 11th person who enters the old library on a given day. D. Survey a random sample of librarians who live in the town.