Algebra 2 Honors - ACT Practice Test

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Five employees working in the same company give $500, $470, $380, $670 and $400 monthly income tax. What is the mean income tax given by all the employees? *

$600

$500

$380

$484

$605

A computer chip 0.32 cm thick is made up of layers of silicon. If the top and bottom layers are each 0.03 cm thick and the inner layers are each 0.02 cm thick, how many inner layers are there? *

Last month, Lucie had total expenditures of $900. The pie chart below breaks down these expenditures by category. The category in which Lucie's expenditures were greatest is what percent of her total expenditures, to the nearest 1%? *

24%

28%

32%

39%

34%

Given the figure below, what is the slope of segment CD? *

5/21

-1

-3

1.5

The product of two complex numbers (5+4i) and (5-4i) is *

If f(x) = 4x - 3 , then f(-2)= ? *

0 points

-16

-11

-13

If x:y = 3:8 and y:z = 2:5, then what is the ratio of x:z? *

3:5

20:3

3:2

5:3

6:40

The functions y = sin(x) and y = sin(x+a)+b, for constants a and b, are graphed in the standard (x,y) coordinate plane below. The functions have the same maximum value. Which of the following statements about a and b is true? *

a < 0 and b = 0

a > 0 and b < 0

a > 0 and b > 0

a < 0 and b > 0

a = 0 and b > 0

In the figure below, C is the intersection of segment AD and segment BE. If it can be determined, what is the measure of <BAC? *

100

115

110

Cannot be determined from the given information.

Which of the following number line graphs show the solution set to the inequality | x - 5 | < -1? *

Option 2

Option 5

Option 4

Option 1

Option 3

Given the figure below, which of the following vertical lines cuts ABCD into 2 trapezoids with equal areas? *

x = 4.5

x = 3.5

x = 5.5

x = 6.5

x = 2.5

What is the difference between the median and the mean of the set {3,5,7,10,11,15}? *

0 (zero)

8.5

Answer the question below: *

f(x) = g(x) for exactly 2 values of x

f(x) is the inverse of g(x)

f(x) < g(x) for all x

f(x) = g(x) for exactly 1 value of x

f(x) > g(x) for all x

A rectangle who has a length of 7 centimeters, has a perimeter of 26 centimeters. What is the area of the rectangle in centimeter square? *

The sides of an acute triangle measure 14 cm, 18 cm, and 20 cm, respectively. Which equation gives the measure of the smallest angle of the triangle? *

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