Math Test Set 11 - My Career Tools

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1. \(\frac{7x^{2}-63}{x+3}\)

Simplify the expression.

A.\(\frac{x+3}{7}, x ≠ - 3\)

B.\(\frac{7x^{2}-9}{x},x ≠ - 3\)

C.7(x+3), x ≠ - 3

D.7(x-3), x ≠ - 3

Question 1 of 10

2. Given the following set of numbers {1,1,1,1,2,3,4,5,5,5,5,6,7,8,8,8,8,8,9, 10} what is the probability of choosing a prime number, given that a factor of 36 is chosen?

A.\(\frac{7}{20}\)

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

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

D.\(\frac{2}{9}\)

Question 2 of 10

Math- Equations

3. Solve the equation.

−8(−2x − 6) = 7(5x − 1) − 2

A.3

B.-3

C.2

D.6

Question 3 of 10

Math-Inequalities

4. Solve the given inequality.

−14x − 6 ≥ −10 − 4x

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

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

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

D.2

Question 4 of 10

Math-Evaluate expression

5. Simplify the given expression.

−(−50)

A.50

B.45

C.-50

D.1

Question 5 of 10

Math-Square Roots

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

529

A.23, -23

B.22, -22

C.24, -24

D.18, 19

Question 6 of 10

Math-Word problems

7. The number −10 is −5 times larger than an unknown number. Find the unknown number.

A.2

B.-2

C.4

D.-3

Question 7 of 10

Math-Solution of equations

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

x = −5 − 2y
−2x − 6y = 18

A.(3,-4)

B.(4,3)

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

D.(6,-8)

Question 8 of 10

9. 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 9 of 10

Math-Percent of number

10. 30.8 is what percent of 40?

A.77

B.75

C.35

D.145

Question 10 of 10