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1. |
Graph {-3, 3}. |
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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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2. |
Which statement is best illustrated by the graph? |
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A. |
driving through the city |
B. |
driving on the highway |
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C. |
walking up steps |
D. |
jogging |
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Hint |
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3. |
State the domain of the relation {(1, 6), (-2, 3), (5, 7), (5, 9)}. |
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A. |
{-2, 1, 5} |
B. |
{-2, 1} |
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C. |
{5} |
D. |
{3, 6, 7, 9} |
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Hint |
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4. |
Find the range of y = 3x + 2 if the domain is {-3, -1, 0, 1, 3}. |
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A. |
{-7, -1, 2, 5, 11} |
B. |
{2, 5, 11} |
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C. |
{-7, -1, 2} |
D. |
{-11, -5, 2, 5, 11} |
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Hint |
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5. |
What is the solution to the sentence ''A number decreased by -5 is at least 7''? |
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A. |
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B. |
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C. |
{x | x > 2} |
D. |
{x | x < 2} |
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Hint |
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6. |
Find (3x + 4)(5x2 – 4x + 6). |
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A. |
15x3 + 32x2 + 34x + 24 |
B. |
8x2 - 13x + 24 |
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C. |
15x3 + 8x2 + 2x + 24 |
D. |
5x2 + x + 10 |
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Hint |
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7. |
What is the equation of the graph shown? |
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A. |
y = -x2 +2x - 1 |
B. |
y = x2 - 2x + 1 |
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C. |
y = x2 + 2x + 1 |
D. |
y = -x2 - 2x - 1 |
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Hint |
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8. |
What are the real roots of the quadratic equation whose related function is graphed below? |
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A. |
-4, 4 |
B. |
-4 |
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C. |
4 |
D. |
-2 |
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Hint |
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9. |
Name the property demonstrated by 4 × 3 = 4 × 3. |
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A. |
Symmetric Property |
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B. |
Multiplicative Identity |
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C. |
Reflexive Property |
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D. |
Multiplicative Inverse |
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Hint |
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10. |
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many students responded with an answer of 4 or more family members? |
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A. |
20 |
B. |
45 |
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C. |
70 |
D. |
50 |
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Hint |
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11. |
Last year, an internet service provider's fee was $17.99 per month. This year, the same internet service provider charges $19.99 per month. Rounded to the nearest percent, what is the percent of increase for internet service? |
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A. |
9% |
B. |
11% |
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C. |
15% |
D. |
2% |
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Hint |
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12. |
Write an equation of a line that passes through (-12, -14) with slope . |
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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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13. |
Which equation describes the line that contains the points (6, 2) and (12, 4)? |
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A. |
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B. |
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C. |
y = -3x |
D. |
y = 3x |
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Hint |
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14. |
Write the slope-intercept form of an equation for the line that passes through (-8, -1) and is parallel to the graph of  |
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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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15. |
Which relationship would most likely have no correlation? |
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A. |
A person's age, and the address of the person. |
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B. |
A person's height and the person's shoe size. |
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C. |
The number of miles driven, and the number of gallons of gas in the car. |
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D. |
The number of pizzas ordered, and the total price of the bill. |
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Hint |
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16. |
To conduct a survey about the people of Wisconsin, 100 people were chosen from each county based on a recent census. What kind of sample is this? |
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A. |
biased, convenience |
B. |
unbiased, random sample |
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C. |
unbiased, stratified random sample |
D. |
biased, voluntary |
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Hint |
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17. |
Suppose that the base of a triangle is 3xy and its height is also 3xy. What is its area, expressed as a monomial? |
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A. |
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B. |
x4 |
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C. |
6x2y2 |
D. |
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Hint |
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18. |
A worker has a cafeteria meal plan. The plan requires her to pay $20 for the card, and $1 each time x she uses it. If the company sells 100 cards, what is its total revenue? |
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A. |
100x |
B. |
2000 |
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C. |
2000 + 100x |
D. |
2100 |
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Hint |
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19. |
Find the value of a if the distance between (4, 3) and (–1, a) is 13 units. |
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A. |
a = 15 or –9 |
B. |
a = 15 only |
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C. |
a = –15 or 9 |
D. |
a = –15 only |
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Hint |
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20. |
In the figure, what is the value of y? |
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A. |
13.9 |
B. |
11.9 |
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C. |
9.8 |
D. |
33.5 |
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Hint |
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