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1. |
How many diagonals are there in an 11-sided figure? |
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A. |
43 |
B. |
11 |
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C. |
44 |
D. |
22 |
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Hint |
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2. |
Find the product (-3.6) × 7. |
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A. |
10.6 |
B. |
2.4 |
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C. |
25.2 |
D. |
-25.2 |
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Hint |
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3. |
Find the mean of {3, 8, 10, 1, 25}. |
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A. |
8 |
B. |
9 |
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C. |
9.4 |
D. |
1 |
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Hint |
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4. |
Find the median of {55, 21, 47.4, 69, 71}. |
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A. |
55 |
B. |
47.4 |
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C. |
71 |
D. |
21 |
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Hint |
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5. |
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. |
80 |
B. |
100 |
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C. |
93 |
D. |
97 |
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Hint |
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6. |
Express 765,000,000,000 in scientific notation. |
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A. |
0.765 × 1012 |
B. |
7.65 × 1011 |
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C. |
7.65 × 10-11 |
D. |
7.65 × 1010 |
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Hint |
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7. |
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 more students said they have 2 family members in their household than 6? |
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A. |
20 |
B. |
15 |
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C. |
10 |
D. |
5 |
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Hint |
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8. |
Find 5(-20). |
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A. |
100 |
B. |
-15 |
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C. |
25 |
D. |
-100 |
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Hint |
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9. |
What is implied when it is said that x and y have a positive correlation? |
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A. |
When the value of x increases, the value of y decreases. |
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B. |
When the value of x decreases, 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 does not necessarily increase or decrease. |
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Hint |
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10. |
Which relationship would most likely have no correlation? |
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A. |
The number of pizzas ordered, and the total price of the bill. |
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B. |
The number of miles driven, and the number of gallons of gas in the car. |
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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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11. |
Find the median of the data. |
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A. |
42.5 |
B. |
19.5 |
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C. |
23 |
D. |
29.5 |
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Hint |
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12. |
What is the least value of the data? |
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 |
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A. |
19 |
B. |
1 |
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C. |
3.5 |
D. |
13 |
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Hint |
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13. |
Which interval has the most values? |
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A. |
50-60 |
B. |
70-80 |
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C. |
80-90 |
D. |
60-70 |
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Hint |
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14. |
What best represents the data of 5 test scores in a stem-and-leaf plot? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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15. |
Based on the stem-and-leaf plot, what is the mode? |
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A. |
62 |
B. |
74 |
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C. |
91 |
D. |
93 |
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Hint |
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16. |
What is the most appropriate unit to estimate the length of a pencil? |
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A. |
inch |
B. |
foot |
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C. |
yard |
D. |
cup |
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Hint |
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17. |
Calculate: 9 gal 1 qt – 3 gal 3 qt. Write the answer in simplest form. |
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A. |
5 gal 2 qt |
B. |
13 gal |
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C. |
12 gal 4 qt |
D. |
6 gal 2 qt |
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Hint |
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18. |
Which pair of ratios forms a proportion? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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19. |
Solve the proportion  . |
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A. |
x = 8 |
B. |
x = 12 |
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C. |
x = 5 |
D. |
x = 3 |
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Hint |
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20. |
Find –56 ÷ 8. |
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A. |
–7 |
B. |
–8 |
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C. |
7 |
D. |
–448 |
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Hint |
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