Solve the problem.A rain gutter is made from sheets of aluminum that are 18 inches wide by turning up the edges to form right angles. Determine the depth of the gutter that will maximize its cross-sectional area and allow the greatest amount of water to flow.
A. 5 in.
B. 5.5 in.
C. 4 in.
D. 4.5 in.
Answer: D
Mathematics
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Find the probability.A family has five children. The probability of having a girl is 1/2. What is the probability of having no girls?
A. 
B. 
C. 
D. 
Mathematics
Does the system have a unique solution, no solution, or many solutions?
A. A unique solution B. No solution C. Many solutions
Mathematics
Give the equation of the horizontal asymptote of the rational function.f(x) = 
A. y = 6 B. y = -6 C. y = 1 D. None
Mathematics
Graph the function.y = 3x - 4 - 2
A. 
B. 
C. 
D. 
Mathematics