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1. |
Which statement illustrates the symmetric property? |
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A. |
3 + 2 = 5 |
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B. |
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C. |
If 3 + 2 = 5 and 5 = 4 + 1, then 3 + 2 = 4 + 1. |
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D. |
If 3 + 2 = 5, then 5 = 3 + 2. |
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Hint |
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2. |
Use the distributive property to rewrite 3(5 + y) without parentheses. |
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A. |
8 + y |
B. |
15 + 3y |
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C. |
8 + 3y |
D. |
15 + y |
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Hint |
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3. |
The area of a square is 100 square inches. Find the perimeter of the square. |
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A. |
20 in. |
B. |
100 in. |
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C. |
10 in. |
D. |
40 in. |
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Hint |
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4. |
Find the domain of y = 6x if the range is {36, 24, 12, 0}. |
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A. |
{30, 18, 6, -6} |
B. |
{6, 4, 2} |
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C. |
{216, 144, 72, 0} |
D. |
{6, 4, 2, 0} |
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Hint |
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5. |
Write an equation to represent the function. |
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A. |
g(x) = 3x |
B. |
g(x) = -2x |
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C. |
g(x) = x + 3 |
D. |
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Hint |
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6. |
The scores on two recent English exams are shown below. Exam A: 84, 76, 92, 100, 83, 65, 72, 88, 69, 90, 79, 80, 45, 85, 83
Exam B: 50, 62, 68, 80, 85, 90, 91, 54, 60, 90, 95, 64, 87, 72, 75 Are there any outliers in exam A, and if so, which score is an outlier? Use the box-and-whisker plots displayed below. |
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A. |
Yes, the score 112 is an outlier. |
B. |
Yes, the score 100 is an outlier. |
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C. |
Yes, the score 45 is an outlier. |
D. |
There are no outliers. |
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Hint |
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7. |
Students from the local high school are selling tickets to the town's annual carnival. Adult admission is $5.00 and child admission is $2.50. Two hours after the carnival opened its first day, 440 tickets had been sold totaling $1900. How many adults and how many children entered the carnival during the first two hours it was open? |
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A. |
220 adults, 220 children |
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B. |
293 adults, 147 children |
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C. |
320 adults, 120 children |
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D. |
380 adults, 760 children |
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Hint |
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8. |
Determine which point is a solution to the system of inequalities by graphing.
y > -2x + 6
2x + y -3 |
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A. |
(-7, 3) |
B. |
(0, 0) |
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C. |
no solution |
D. |
(8, 0) |
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Hint |
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9. |
Simplify  Assume the denominator is not equal to zero. |
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A. |
5xy2 |
B. |
1 |
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C. |
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D. |
5xy8 |
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Hint |
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10. |
Factor 54x3y2 |
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A. |
2 · 27 · x · x · x · y · y |
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B. |
2 · 33 · x · x · y · y · y |
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C. |
2 · 33 · x · x · x · y · y |
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D. |
23 · 3 · x · x · x · y · y |
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Hint |
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11. |
Find  . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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12. |
Simplify  . |
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A. |
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B. |
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C. |
4 |
D. |
16 |
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Hint |
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13. |
The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the fourth quarter? |
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A. |
15 |
B. |
27 |
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C. |
60 |
D. |
48 |
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Hint |
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14. |
Solve  |
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A. |
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B. |
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C. |
No Solution |
D. |
All Real Numbers |
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Hint |
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15. |
A blueprint of an office building has a scale of  inch = 2 feet. What are the dimensions of a storage closet that measures 3 inches by  inches on the blueprint? |
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A. |
8 feet by 12 feet |
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B. |
 feet by 4 feet |
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C. |
 feet by 10 feet |
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D. |
6 feet by 9 feet |
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Hint |
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16. |
Pentagon EFGHI has vertices E(-9, 0), F(-3, 6), G(6, 6), H(6, -6), and I(-3, -6). Graph pentagon EFGHI and its dilated image E´F´G´H´I´ if the scale factor is  . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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17. |
What is implied when it is said that x and y have no correlation? |
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A. |
When the value of x decreases, the value of y decreases. |
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B. |
When the value of x increases, the value of y does not necessarily increase or decrease. |
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C. |
When the value of x increases, the value of y increases. |
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D. |
When the value of x increases, the value of y decreases. |
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Hint |
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18. |
Everyone at the stadium is eligible for a drawing at the end of the night. If everyone was given a number, and 10 winners are announced, what kind of sample is this? |
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A. |
simple random sample |
B. |
voluntary response sample |
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C. |
systematic random sample |
D. |
stratified random sample |
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Hint |
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19. |
If the product of two factors is 0, which of the following cannot be true? |
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A. |
One of the factors is 10. |
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B. |
One of the factors is 0. |
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C. |
Neither of the factors is 0. |
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D. |
Both of the factors are 0. |
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Hint |
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20. |
Find the geometric mean in the sequence 4, , 196. |
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A. |
28 or –28 |
B. |
7 only |
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C. |
7 or –7 |
D. |
28 only |
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Hint |
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