Math Practice Test Set 5 - My Career Tools

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1. If the four data points listed were added to the scatter plot, which point would be an outlier?

A.(10, 190)

B.(40, 125)

C.(75, 50)

D.(80, 220)

Question 1 of 10

Math-Exponents

2. Simplify the given exponential expression.

\((−3x^{8}y^{2})^{4}\)

A.\(81x^{32}y^{8} \)

B.\(-81x^{32}y^{8} \)

C.\(27x^{32}y^{8} \)

D.\(-27x^{32}y^{8} \)

Question 2 of 10

Math-Slope

3. Use the substitution method to solve each of the following systems.

−7x + 7y = 63

y = 6 − 2x

A.(-1, 8)

B.-(1,8)

C.(1.6)

D.(2,16)

Question 3 of 10

Math-Solution of equations

4. Use the substitution method to solve each of the following systems.

x + 2y = −4
6x − 4y = −56

A.(-8, 2)

B.-(-8, 2)

C.(-16, 8)

D.(-2, 8)

Question 4 of 10

Math-Combining Like Terms

5. Combine like terms by first rearranging the terms, then using the distributive property to factor out the common variable part, and then simplifying.

\(-14x^{2}y - 2xy^{2} + 8x^{2}y + 18xy^{2}\)

A.\(-6x^{2}y + 16xy^{2} \)

B.\(-6x^{2}y + 18xy^{2} \)

C.\(6x^{2}y + 16xy^{2} \)

D.\(-6x^{2}y - 16xy^{2} \)

Question 5 of 10

6. Combine like terms by first rearranging the terms, then using the distributive property to factor out the common variable part, and then simplifying.

−8 + 17n + 10 + 8n

A.2 + 25n

B.2n + 25

C.2 + 30n

D.4 + 25n

Question 6 of 10

Math-Word problems

7. 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 7 of 10

Math- Equations

8. Solve the equation.

−8(−2x − 6) = 7(5x − 1) − 2

A.3

B.-3

C.2

D.6

Question 8 of 10

Math-Functions

9. Given f(x) = 3x⁴− 5x² + 8, evaluate f(−1).

A.6

B.-6

C.5

D.12

Question 9 of 10

Math-Evaluate expression

10. Evaluate the expression at the given value of x.

−9x − 5 at x = −2

A.13

B.-13

C.26

D.-7

Question 10 of 10