Math Practice Test Set 2 - My Career Tools

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1. Factor the expression. \(16r^{2} − 56r + 49\)

A.\((8r − 7)(2r − 7)\)

B.\((16r − 7)(r − 7)\)

C.\((4r − 49)(4r − 1)\)

D.\((4r − 7)(4r − 7) = (4r − 7)^{2}\)

Question 1 of 10

Math-Evaluate expression

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

|x − y| at x = 4 and y = 4

A.0

B.1

C.-1

D.2

Question 2 of 10

3. \(-2x^{2} + 2y^{2}\) at \(x = 1\) and \(y = -2\)

A.6

B.-6

C.8

D.-3

Question 3 of 10

Math-Word problems

4. Alan’s scores on his first three exams are 79, 61, and 54. What must Alan score on his next exam to average 71 for all four exams?

A.90

B.-90

C.180

D.-45

Question 4 of 10

Math- Equations

5. 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 5 of 10

6. Solve the given equation for x.

4x − 4 = 76

A.20

B.-20

C.19

D.40

Question 6 of 10

Math-Solution of equations

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

−32x + 7y = −238
8x − 4y = 64

A.(7,-2)

B.(7,2)

C.(6,-2)

D.(7,-6)

Question 7 of 10

Math-Percent of number

8. What number is 85% of 100?

A.85

B.0.85

C.83

D.190

Question 8 of 10

9. 200% of what number is 132?

A.66

B.65

C.130

D.33

Question 9 of 10

Math-Square Roots

10. List all square roots of the given number. If the number has no square roots, choose “none”.

256

A.16, -16

B.15, -15

C.32, -32

D.-15, 15

Question 10 of 10