Solve. If necessary, round to the nearest tenth.If a tree 37.5 feet tall casts a shadow that is 15 feet long, find the height of a tree casting a shadow that is 11 feet long.
A. 4.4 ft
B. 33.5 ft
C. 51.1 ft
D. 27.5 ft
Answer: D
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Solve the problem.Sue wants to put a rectangular garden on her property using 66 meters of fencing. There is a river that runs through her property so she decides to increase the size of the garden by using the river as one side of the rectangle. (Fencing is then needed only on the other three sides.) Let x represent the length of the side of the rectangle along the river. Express the garden's area as a function of x.
A. A(x) = 32x - 
x2
B. A(x) = 33x2 - x
C. A(x) = 33x - 
x2
D. A(x) = 34x - 2x2
Express the set of real numbers graphed on the number line using an inequality.
A. x ? -6 B. x > -6 C. x < -6 D. x ? -6
Write a matrix to display the information.A bakery sells three types of cakes. Cake I requires 2 cups of flour, 2 cups of sugar, and 2 eggs. Cake II requires 4 cups of flour, 1 cup of sugar, and 1 egg. Cake III requires 2 cups of flour, 2 cups of sugar, and 3 eggs. Make a 3 × 3 matrix showing the required ingredients for each cake. Assign the cakes to the rows and the ingredients to the columns.
A. 
B. 
C. 
D. 
Express each equation in slope-intercept form. Without graphing the equations, state whether the system of equations has exactly one solution, no solution, or an infinite number of solutions.-4x + 3y = -25x = 2y
A. infinite number of solutions B. no solution C. one solution