Use the method of natural frequencies to find the indicated probability.Use the results summarized in the table.
One of the 100 test subjects is selected at random. Given that the person selected approves of the mayor, what is the probability that they vote Democrat?
A. 0.685
B. 0.486
C. 0.333
D. 0.514
Answer: D
Mathematics
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Divide and simplify.
÷ 
A. 
B. 
C. 
D. -1
Mathematics
Solve.x2 + y2 = 85x - y = 1
A. (-6, -7), (7, 6) B. (6, 7), (7, 6) C. (-6, 7), (-7, 6) D. (6, -7), (7, -6)
Mathematics
Evaluate the function.If g(x) = 2x + 5, find g(a) + g(1).
A. 2a + 2 B. 2a + 6 C. 2a + 7 D. 2a + 12
Mathematics
Indicate whether the ordered pair is or is not a solution to the given system.2x + y = -23x + 2y = -6(2, -6)
A. Not a solution B. Solution
Mathematics