Math Test Set 11 - My Career Tools

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1. The scatter plot shows what type of correlation?

A.low positive correlation

B.low negative correlation

C.high positive correlation

D.high negative correlation

Question 1 of 10

2. Factor: \(b^{2} − b − 20\)

A.(2b − 5)(b + 4)

B.(b − 5)(b + 4)

C.(b − 10)(b + 2)

D.(b + 5)(b − 4)

Question 2 of 10

Math-Percent of number

3. 27 is what percent of 45?

A.60

B.0.6

C.30

D.45

Question 3 of 10

Math-Word problems

4. Two less than eight times an unknown number is −74. Find the unknown number.

A.-9

B.9

C.-18

D.5

Question 4 of 10

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

A.3

B.-3

C.6

D.-6

Question 5 of 10

Math-Percent to decimal

6. Convert the given decimal to a percent.

0.85

A.85%

B.8.5%

C.0.85%

D.0.085%

Question 6 of 10

Math-Solution of equations

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

−32x + 7y = −238
8x − 4y = 64

A.(7,-2)

B.(7,2)

C.(6,-2)

D.(7,-6)

Question 7 of 10

8. Determine k so that the point (k, 1) is a solution of y = 4x + 8.

A.\(k = \frac{-7}{4} \)

B.\(k = \frac{-7}{-4} \)

C.\(k = \frac{7}{-4} \)

D.\(k = \frac{7}{4} \)

Question 8 of 10

Math-Distributive Property

9. Use the distributive property to expand the given expression.

\(2st(−4s^{2}+ 8st − 10t^{2})\)

A.\(-8s^{3}t + 16s^{2}t^{2}- 20st^{3}\)

B.\(8s^{3}t + 16s^{2}t^{2}- 20st^{3}\)

C.\(-10s^{3}t + 16s^{2}t^{2}- 20st^{3}\)

D.\(-8s^{3}t - 16s^{2}t^{2} +20st\)

Question 9 of 10

10. Use the distributive property to expand the given expression.

\(−8u^{2}(−7u^{3}− 8u^{2}− 2u + 10) \)

A.\(56u^{5}+ 64u^{4} + 16u^{3}− 80u^{2} \)

B.\(-56u^{5}+ 64u^{4} + 16u^{3}− 80u^{2} \)

C.\(56u^{5} - 64u^{4} + 16u^{3}− 80u^{2} \)

D.\(56u^{5} + 64u^{4} + 16u^{3} + 80u^{2} \)

Question 10 of 10