Use roster notation to write the set.The set of all integers that are not natural numbers
A. {. . ., -3, -2, -1}
B. {. . ., -3, -2, -1, 0}
C. {0, 1, 2, 3, . . .}
D. {0}
Answer: B
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At one high school, the mean time for running the 100-yard dash is 
with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Find the percent of times that are:Between 16.1 and 17 seconds
A. 34% B. 13.6% C. 12% D. 27%
Use a graphing utility to graph the curve defined by the given parametric equations.x = 3 cos t, y = 2 sin t; 0 ? t ? 2?
A. 
B. 
C. 
D. 
Solve the equation.log2(3x - 2) - log2(x - 5) = 4
A. {18}
B. 
C. 
D. {6}
Refer to the circle graph to solve the problem.Time Required to Install Carpeting in a House (Work Shift = 8 hours) 
In which activity was the least amount of time spent? How many hours did this activity take?
A. Installing new carpet; 3 hours
B. Cleaning up; 
hour
C. Removing old carpet; 
hour
D. Moving furniture; 
hours