Math Practice Test Set 1 - My Career Tools

Math-Word problems

1. The number −15 is −5 times larger than an unknown number. Find the unknown number.

A.3

B.-3

C.6

D.-6

Question 1 of 10

2. Mark’s scores on his first three exams are 79, 84, and 71. What must Mark score on his next exam to average 74 for all four exams?

A.62

B.-62

C.63

D.-63

Question 2 of 10

Math-Solution of equations

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

x = 19 + 7y
3x − 3y = 3

A.(-2,-3)

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

C.-(2,3)

D.(-4,6)

Question 3 of 10

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

3x − 4y = −43
−3x + y = 22

A. (-5, 7)

B.-(-5, 7)

C.35

D.-35

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.

9n + 10 + 7 + 15n

A.24n + 17

B.25n + 20

C.-24n + 17

D.24n - 17

Question 5 of 10

Math-Percent of number

6. 27 is what percent of 45?

A.60

B.0.6

C.30

D.45

Question 6 of 10

7. 50% of what number is 58?

A.116

B.58

C.115

D.230

Question 7 of 10

Math-Exponents

8. Simplify the given exponential expression.

\(2^{5} \cdot 2^{3}\)

A.\(2^{8} \)

B.\(-2^{8} \)

C.\(2^{1} \)

D.\(1^{2} \)

Question 8 of 10

Math-Evaluate expression

9. Evaluate a − \(b^{2}\) at a = −2.9 and b = −5.4

A.-32.06

B.32.06

C.32.08

D.-29.16

Question 9 of 10

Math- Equations

10. Solve the equation.

9x + 8 = 4 − 19x

A.\(-\frac{1}{7}\)

B.\(\frac{1}{7}\)

C.6

D.\(1\frac{1}{7}\)

Question 10 of 10