Find the slope.Find the slope of a line perpendicular to the line -5x + 2y = -1.
A. -1
B. - 
C. 
D. undefined
Answer: B
Mathematics
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Solve the problem.Suppose that the mean salary in a particular profession is $45,000 with a standard deviation of $2,000. What percentage of people in that profession earn less than $48,000?
A. 93.32% B. 6.68% C. 1.50% D. 55.96%
Mathematics
Provide an appropriate response.Solve for x: 2x = 
A. x = -7 B. x = 0 C. x = -8 D. x = 7
Mathematics
Solve the equation.
= 1 - 
A. 1, 5 B. No solution C. 0, 7 D. 0, -5
Mathematics
Match the function with the graph that best describes the situation.The amount of rainfall as a function of time, if the rain fell more and more softly.
A. 
B. 
C. 
D. 
Mathematics