Math Test Set 12 - My Career Tools

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1. \(\frac{x^{2}y-x^{5}y^{7}+x^{8}y^{4}}{x^{2}y}\)

Simplify.

A.\(1 - x^{3}y^{6} + x^{6}y^{3}, x,y ≠ 0\)

B.\(x^{4}y^{2} - x^{7}y^{8} + x^{10}y^{5}, x,y ≠ 0\)

C.\(x^{6}y^{3} - x^{3}y^{6} - 1, x,y ≠ 0 \)

D.\(xy - x^{3}y^{6} + x^{6}y^{3}, x,y ≠ 0 \)

Question 1 of 10

Math-Percent of number

2. 126.4% of what number is 158?

A.125

B.158

C.120

D.250

Question 2 of 10

3. What number is 18.4% of 125?

A.23

B.24

C.11.5

D.46

Question 3 of 10

4. What number is 89.6% of 125?

A.112

B.110

C.54

D.122

Question 4 of 10

Math-Square Roots

5. 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 5 of 10

Math-Inequalities

6. Solve the given inequality.

15x + 5 < 6x + 2

A.\(-\frac{1}{3}\)

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

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

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

Question 6 of 10

Math-Solution of equations

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

x + 9y = 46
7x − 4y = −27

A.(-1,5)

B.(-12,10)

C.(-2,10)

D.-(-1,5)

Question 7 of 10

Math-Slope

8. 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 8 of 10

Math- Equations

9. Solve the given equation for x.

−10x − 16 = 24

A.-4

B.8

C.4

D.-2

Question 9 of 10

10. Solve the equation.

11x + 10 = 19x + 20

A.\(-\frac{5}{4}\)

B.\(\frac{5}{4}\)

C.8

D.-8

Question 10 of 10