Find the indicated probability. Round your answer to 6 decimal places when necessary.Find the probability of selecting either a non-smoker or a woman when you select a person at random from a group composed of 20 female smokers, 35 male smokers, 25 female non-smokers, and 50 male non-smokers.
A. 0.731
B. 0.192
C. 0.923
D. 0.2
Answer: A
Mathematics
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Simplify using the quotient rule, if possible.
A. 
B. 1
C. m2
D. Cannot be simplified
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Solve the exponential equation.9 = 33x ? 9x2
A. 2 , 3
B. 2 , - 
C. -2 , 
D. -2 , -3
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Solve by using the square root property.(x + 2)2 = 20
A. x = 2
± 2
B. x = -2 ± 2
C. x = ± 2
D. x = -2 ± 2
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Divide and simplify. Assume that all variables represent positive values.
A. 4y
B. -4y
C. -4y3
D. -12y
Mathematics