GED Math Test #8 3

Question 1

Solve: |2x − 4| = 10

Accepted Answer

x = 7 or x = −3

Answer

x = 7 or x = 3

Answer

x = −7 or x = 3

Answer

x = 14 or x = −6

Question 2

A scatter plot shows the number of hours studied and test scores. The data shows a strong positive correlation. What does this mean?

Accepted Answer

As hours studied increase, test scores tend to increase

Answer

As hours studied increase, test scores tend to decrease

Answer

Hours studied and test scores are unrelated

Answer

Test scores cause more hours of study

Question 3

Simplify: (2x³y²)²

Accepted Answer

4x⁶y⁴

Answer

4x⁵y⁴

Answer

2x⁶y⁴

Answer

4x⁶y²

Question 4

A recipe uses 2½ cups of flour to make 24 cookies. How many cups are needed to make 60 cookies?

Accepted Answer

6¼ cups

Answer

5 cups

Answer

6 cups

Answer

7½ cups

Question 5

What is the area of a triangle with a base of 10 inches and a height of 6 inches?

Accepted Answer

30 in²

Answer

60 in²

Answer

15 in²

Answer

16 in²

Question 6

The number 72 is what percent of 240?

Accepted Answer

30%

Answer

25%

Answer

40%

Answer

33%