Math Practice Test Set 4

Each question has a few answer choices. Choose the best answer for each question. At the end of the quiz, you will see your results.

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1. Factor the expression. \(9x^{2} + 24x + 16\)

A.\((x + 4)(9x − 1)\)

B.\((3x + 16)(3x + 1)\)

C.\((3x + 4)^{2}\)

D.\((3x + 8)^{2}\)

Question 1 of 10

2. Emily orders two cheese pizzas from Toni's Pizza for herself and some friends. However, Toni's Pizza accidentally put some sausage on a few of the slices of each pizza (shown in the pictures as the shaded slices). The sausage is not visible when just looking at the slice of pizza. Given that one of Emily's friends grabs the pizza containing the three slices of sausage, leaving only the other pizza for Emily to choose from, what is the probability that Emily chooses a slice of sausage pizza?

A.\( \frac{1}{4}\)

B.\( \frac{1}{2}\)

C.\( \frac{5}{16}\)

D.\( \frac{6}{16}\)

Question 2 of 10

3. The graph of this data would most resemble which of the following types of graphs?

A.positive linear

B.negative linear

C.constant linear

D.none of the above

Question 3 of 10

4. If y varies inversely with x, and y = 40 when x = 16, find x when y = -5.

A.127

B.128

C.-128

D.-127

Question 4 of 10

5. Is the following a function? Explain why or why not.

A.Yes, this does represent a function, because all the points are distinct (none of them are coincident.

B.No, this does not represent a function, since a function can not be made up of only points.

C.No, this does not represent a function, since it fails the vertical line test.

D.No, this does not represent a function, since a function is made up of many more points.

Question 5 of 10

Math- Equations

6. Solve the equation.

3(5x − 6) − 7(7x + 9) = 3

A.\(-\frac{42}{17}\)

B.\(-\frac{17}{42}\)

C.\(\frac{34}{84}\)

D.\(\frac{42}{18}\)

Question 6 of 10

Math-Percent of number

7. 7.2 is what percent of 16?

A.45

B.50

C.90

D.22

Question 7 of 10

Math-Evaluate expression

8. Simplify the given expression.

−52 − 8(−8)

A.12

B.13

C.46

D.-12

Question 8 of 10

9. Evaluate the expression at the given values of x and y.

|x| − |y| at x = −5 and y = 4

A.1

B.-1

C.0

D.2

Question 9 of 10

Math-Solution of equations

10. Use the elimination method to solve each of the following systems.

−8x + y = −56
4x + 3y = 56

A.(8,8)

B.(-8,-8)

C.(4,4)

D.(2,2)

Question 10 of 10

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