How many small squares must be shaded to represent the given percentage of the large rectangle shown?40%
A. 24
B. 36
C. 40
D. 32
Answer: D
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Solve the problem.Find an expression that represents the area of the figure.
A. 8s12 B. 16s12 C. 8s7 D. 16s7
Use the accompanying graph of a particle moving on a coordinate line with velocity v = f(t) in ft/sec at time t seconds. The axes are marked off at one-unit intervals. Use these terms to describe the motion state: moving forward/backward, increasing/decreasing speed, and resting. Recall that speed = 
. 
Give the interval(s) when the speed of the particle is increasing.
A. (0, 2), (5, 6), and (11, 13) B. (0, 2), (5, 6), (11, 13), and (21, 23) C. (0, 2), (5, 6), and (21, 23) D. (0, 6), (11, 15), and (19, 23)
Evaluate the determinant.
A. a - bc B. bc C. a + bc D. -bc
Write a numerical expression for the phrase and simplify it.The product of 5 and the difference between 1 and -4
A. 5[-4 - 1]; -25 B. 5[1 - (-4)]; 25 C. (5 - 1)(-4); -16 D. (5)(1) - (-4); 9