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1. |
The number of calories for a serving of different brands of potato chips and tortilla chips is shown in the back-to-back stem-and-leaf plot below. Which statement is correct? |
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A. |
The data for potato chips and the data for tortilla chips have the same mode(s). |
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B. |
Most of the potato chip brands have less than 150 calories per serving. |
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C. |
Potato chips and tortilla chips both have the same mean number of calories. |
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D. |
Most of the tortilla chip brands have less than 150 calories per serving. |
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Hint |
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2. |
In a science experiment, students hung a cup from a spring and measured the length of the spring when candies were added to it. Their data are shown in the table below. Which statement is true? |
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A. |
The relation is not a function because only a line can be a function. |
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B. |
The relation is a function because for each x value, there is exactly one y value. |
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C. |
The relation is not a function because there are two y values for some x values. |
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D. |
The relation is a function because the range values increase. |
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Hint |
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3. |
Which equation is graphed below? |
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A. |
x + 3y = 6 |
B. |
x - 3y = -6 |
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C. |
3x + y = 6 |
D. |
3x - y = -6 |
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Hint |
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4. |
Based on the line plot, how many students scored below 70? |
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A. |
25 |
B. |
12 |
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C. |
14 |
D. |
13 |
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Hint |
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5. |
Find the mean of {3, 8, 10, 1, 25}. |
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A. |
9.4 |
B. |
1 |
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C. |
8 |
D. |
9 |
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Hint |
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6. |
Solve  |
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A. |
x = -6 |
B. |
x = 6 |
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C. |
All Real Numbers |
D. |
No Solution |
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Hint |
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7. |
Solve the equation x – 82 = 143 |
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A. |
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B. |
-61 |
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C. |
61 |
D. |
225 |
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Hint |
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8. |
If what is the value of  |
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A. |
89 |
B. |
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C. |
29 |
D. |
27 |
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Hint |
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9. |
Graph the solution set to the inequality 5x – 3 < 3x + 7. |
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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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10. |
Find the median of the data. |
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A. |
29.5 |
B. |
19.5 |
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C. |
23 |
D. |
42.5 |
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Hint |
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11. |
Baseball players are trying to show that they deserve more money. Their owner is paying 10 of them $1 million, 8 of them $2 million, and 3 of them $15 million. To support their case, which measure of central tendency should they use? |
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A. |
standard deviation |
B. |
mean |
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C. |
median |
D. |
mode |
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Hint |
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12. |
What is the rule relating each term in the sequence 3, 6, 9, 12…? |
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A. |
Multiply by 2 |
B. |
Add 3 |
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C. |
Multiply by  |
D. |
Add  |
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Hint |
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13. |
What are the next 3 terms in the sequence 2, 4, 8, 14, 22….? |
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A. |
30, 42, 56 |
B. |
34, 48, 62 |
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C. |
28, 32, 38 |
D. |
32, 44, 58 |
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Hint |
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14. |
Given find  |
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A. |
3 |
B. |
-6 |
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C. |
-3 |
D. |
6 |
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Hint |
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15. |
Given find ? |
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A. |
10 |
B. |
–9 |
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C. |
–12 |
D. |
9 |
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Hint |
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16. |
Solve 3x = –42. |
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A. |
–39 |
B. |
–45 |
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C. |
14 |
D. |
–14 |
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Hint |
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17. |
Solve  |
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A. |
 |
B. |
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C. |
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D. |
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Hint |
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18. |
What appears to happen in the graph? |
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A. |
Sales have doubled each month.. |
B. |
Sales have cut in half each month.. |
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C. |
Sales have slightly increased. |
D. |
Sales have dropped. |
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Hint |
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