Math Test Set 12 - My Career Tools

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1. A garden hose is used to fill a swimming pool. In 15 minutes, 195 gallons of water are added to the pool and this rate (gallons per minute) remains constant. If this information was graphed, what would be the slope of the graph?

A.\(\frac{15}{195} \)

B.13

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

D.\(\frac{39}{3} \)

Question 1 of 10

2. If y varies inversely with x, and y = 40 when x = 16, find x when y = -5.

A.127

B.128

C.-128

D.-127

Question 2 of 10

Math-Percent to decimal

3. Convert the given percent to a decimal.

0.83%

A.0.0083

B.83

C.0.83

D.0.083

Question 3 of 10

4. Convert the given decimal to a percent.

8.7

A.870%

B.87%

C.8.7%

D.0.87%

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.

−8 + 17n + 10 + 8n

A.2 + 25n

B.2n + 25

C.2 + 30n

D.4 + 25n

Question 5 of 10

Math-Inequalities

6. Solve the given inequality.

16x − 6 ≤ 18

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

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

C.\(1\frac{2}{3}\)

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

Question 6 of 10

Math-Evaluate expression

7. \(3x^{2} - 2y^{2}\) at \(x = −3\) and \(y = −2\)

A.19

B.27

C.-19

D.-27

Question 7 of 10

Math-Percent of number

8. 30.8 is what percent of 40?

A.77

B.75

C.35

D.145

Question 8 of 10

Math-Solution of equations

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

x − 4y = −37
2x − 8y = 54

A.No solutions

B.inifinite number of solutions

C.128

D.-128

Question 9 of 10

Math-Exponents

10. Simplify the given exponential expression.

\(x^{8}\cdot x^{3}\)

A.\(x^{11} \)

B.\(-x^{11} \)

C.\(x^{24} \)

D.\(-x^{24} \)

Question 10 of 10