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1. |
What is the next term in the sequence 1, 2, 3, 5, 8, 13, …? |
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A. |
20 |
B. |
21 |
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C. |
18 |
D. |
14 |
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Hint |
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2. |
You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam for a mean of 80? |
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A. |
93 |
B. |
97 |
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C. |
80 |
D. |
100 |
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Hint |
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3. |
Write a verbal expression for the algebraic expression (2 - y) × 6. |
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A. |
two times six minus y |
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B. |
six times y minus two |
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C. |
the difference, y less than two, times six |
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D. |
two minus y times six |
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Hint |
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4. |
Simplify (4x3) (3x5). |
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A. |
7x15 |
B. |
7x8 |
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C. |
12x15 |
D. |
12x8 |
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Hint |
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5. |
Find the equation for the flowchart. |
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A. |
- 9 = 1 |
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B. |
- 9 = 1 |
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C. |
= 1 |
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D. |
- 1 = 9 |
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Hint |
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6. |
Name the coordinate of each point that is graphed on the number line. |
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A. |
{-6, -3, 0, 2} |
B. |
{0, 2, 3, 6} |
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C. |
{-6, -3, -1, 2} |
D. |
{-6, -3, -2, 0} |
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Hint |
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7. |
Find the next three terms in the sequence 10, 15, 25, 40, …. |
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A. |
45, 50, 55 |
B. |
65, 100, 145 |
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C. |
60, 85, 115 |
D. |
55, 70, 85 |
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Hint |
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8. |
Which scatter plot shows that x and y have a negative correlation? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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9. |
Which relationship would most likely have a negative correlation? |
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A. |
The number of miles driven, and the number of gallons of gas in the car. |
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B. |
The number of pizzas ordered, and the total price of the bill. |
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C. |
A person's height and the person's shoe size. |
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D. |
A person's age, and the address of the person. |
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Hint |
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10. |
Evaluate p · (p + 3q) – r if p = -7, q = 4, and r = -16. |
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A. |
-19 |
B. |
-51 |
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C. |
77 |
D. |
45 |
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Hint |
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11. |
What are the dimensions of the matrix ? |
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A. |
2 × 3 |
B. |
6 |
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C. |
3 × 2 |
D. |
4 × 2 |
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Hint |
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12. |
Express 2.38 × 106 in standard notation. |
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A. |
2,380,000 |
B. |
238,000 |
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C. |
0.00000238 |
D. |
0.000000238 |
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Hint |
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13. |
A baseball owner is trying to convince people that he is spending too much on his players. He is paying 10 of them $1 million, 8 of them $2 million, and 3 of them $15 million. To support his case, which measure of central tendency should he use? |
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A. |
mean |
B. |
standard deviation |
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C. |
median |
D. |
mode |
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Hint |
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14. |
Which relationship will most likely have a positive correlation? |
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A. |
Battery power of a flashlight, and continued use of the flashlight. |
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B. |
A person's height and a person's eye color. |
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C. |
The number of movie tickets sold and the amount of popcorn sold. |
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D. |
Rising temperatures and ski equipment sales. |
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Hint |
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15. |
Using the box-and-whisker plot, what is the first quartile of Exam B? |
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A. |
83 |
B. |
75 |
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C. |
63 |
D. |
72 |
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Hint |
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16. |
What is the third quartile of {2, 5, 13, 21, 29}? |
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A. |
18 |
B. |
20 |
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C. |
25 |
D. |
27 |
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Hint |
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17. |
Why is the graph misleading? |
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A. |
Scale is not at even intervals. |
B. |
The dimensions other than height have changed. |
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C. |
Months are out of order. |
D. |
Scale should be smaller. |
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Hint |
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18. |
Why is the graph misleading? |
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A. |
Scale is not at even intervals. |
B. |
Bars appear to have cut in half. |
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C. |
Color is misleading. |
D. |
Months are out of order. |
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Hint |
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19. |
What expression describes the total bill, b, divided equally by 4 people? |
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A. |
b – 4 |
B. |
4b |
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C. |
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D. |
b + 4 |
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Hint |
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20. |
Simplify m – 4n + 8m. |
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A. |
9m – 4n |
B. |
5m |
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C. |
–4n – 4m |
D. |
–4m – 4n |
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Hint |
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