Math Test Set 11

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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. This equation represents a direct variation.

2x = y

A.True

B.False

Question 2 of 10

3. Given the following set of numbers {1,2,3,4,5,6,7,8,9,10} what is the probability of choosing an even number, given that a multiple of 3 is chosen?

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

B.\(\frac{1}{3}\)

C.0

D.\(\frac{3}{4}\)

Question 3 of 10

Math-Solution of equations

4. Which of the points (−2, 12), (−1, 12), (3, −10), and (−2, 14) is a solution of the equation y = −5x + 4?

A.(−2, 14)

B.(3, −10)

C.(−2, 12),

D. (−1, 12)

Question 4 of 10

Math-Exponents

5. Simplify the given exponential expression.

\((uw)^{5}\)

A.\(u^{5}w^{5} \)

B.\(5uw^{5} \)

C.\(u^{4}w^{6} \)

D.\(-5uw^{5} \)

Question 5 of 10

Math-Inequalities

6. Solve the given inequality.

−5x − 6 ≥ 4 − 9x

A.\(\frac{5}{2}\)

B.\(\frac{2}{5}\)

C.\(\frac{5}{3}\)

D.\(1\frac{2}{5}\)

Question 6 of 10

Math-Distributive Property

7. Use the distributive property to expand the given expression.

\(−8u^{2}(−7u^{3}− 8u^{2}− 2u + 10) \)

A.\(56u^{5}+ 64u^{4} + 16u^{3}− 80u^{2} \)

B.\(-56u^{5}+ 64u^{4} + 16u^{3}− 80u^{2} \)

C.\(56u^{5} - 64u^{4} + 16u^{3}− 80u^{2} \)

D.\(56u^{5} + 64u^{4} + 16u^{3} + 80u^{2} \)

Question 7 of 10

Math-Evaluate expression

8. 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 8 of 10

Math-Word problems

9. 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 9 of 10

Math-Combining Like Terms

10. 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 10 of 10

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