Math Practice Test Set 8 - My Career Tools

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1. An integer is randomly chosen from the following number line. Given that the number lies on A-D , what is
the probability that it also lies on C-F

A.\(\frac{8}{8}\)

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

C.\(\frac{8}{11}\)

D.\(\frac{5}{8}\)

Question 1 of 10

Math-Percent of number

2. What number is 89.6% of 125?

A.112

B.110

C.54

D.122

Question 2 of 10

Math-Solution of equations

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

6x − 8y = 24
y = 15 + 3x

A.(-8,-9)

B.-(-8,-9)

C.(8,-9)

D.(-16,18)

Question 3 of 10

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

2x − 7y = −2
7x + 6y = 3

A.\((\frac{9}{61}, \frac{20}{61})\)

B.\(-(\frac{9}{61}, \frac{20}{61})\)

C.\((\frac{9}{61}, \frac{-20}{61}) \)

D.\((\frac{9}{81}, \frac{-20}{62}) \)

Question 4 of 10

5. Determine k so that the point (k, 7) is a solution of y = −4x + 1.

A.\(k = \frac{-3}{2} \)

B.\(k = \frac{3}{2} \)

C.\(k = \frac{-3}{-2} \)

D.\(k = \frac{3}{-2} \)

Question 5 of 10

Math-Evaluate expression

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

\(-5x^{2} + 2y^{2}\) at \(x = 4\) and \(y = 2\)

A.-72

B.72

C.-35

D.78

Question 6 of 10

7. \(4x^{2} + 3xy + 4y^{2}\) at \(x = −3\) and \(y = 0\)

A.36

B.-36

C.11

D.-33

Question 7 of 10

Math- Equations

8. Solve the given equation for x.

−10x − 16 = 24

A.-4

B.8

C.4

D.-2

Question 8 of 10

9. Solve the equation.

13 − 9x = 11 − 5x

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

B.1

C.8

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

Question 9 of 10

10. Solve the given equation for x

12x − 15 = −3

A.1

B.2

C.-1

D.-2

Question 10 of 10