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1. |
A line graph _________________________. |
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A. |
is best used to show changes over time |
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B. |
must have years labeled on the horizontal axis |
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C. |
shows only increases in data |
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D. |
does not have line segments connecting the data points |
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Hint |
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2. |
The line graph shows the time it takes Kyle to climb the steps in the Statue of Liberty. Predict the total time it will take him to climb 354 steps to the top of the statue, if his rate remains approximately the same. |
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A. |
20 min |
B. |
10 min |
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C. |
12 min |
D. |
16 min |
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Hint |
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3. |
Use estimation to place the decimal point in the product
18.7 × 21 = 3927. |
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A. |
3927.0 |
B. |
3.927 |
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C. |
392.7 |
D. |
39.27 |
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Hint |
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4. |
Find 9.72 ÷ 1.2. |
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A. |
8.1 |
B. |
0.81 |
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C. |
810 |
D. |
81 |
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Hint |
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5. |
Find the prime factorization of 126. |
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A. |
2 × 3 × 3 |
B. |
2 × 3 × 7 |
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C. |
2 × 3 × 3 × 7 |
D. |
2 × 2 × 3 × 3 × 7 |
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Hint |
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6. |
Express  as a decimal. |
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A. |
0.04 |
B. |
0.8 |
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C. |
0.4 |
D. |
0.5 |
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Hint |
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7. |
Find the absolute value of 4. |
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A. |
4 |
B. |
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C. |
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D. |
-4 |
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8. |
Which operation should be performed first in the expression
4 + 8 ÷ 2 × 3 - 10? |
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A. |
multiplication |
B. |
addition |
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C. |
division |
D. |
subtraction |
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Hint |
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9. |
Which graph shows the graph of the numbers {-4, -1, 2, 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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10. |
Which graph matches the following statement? The outside temperature rises steadily to 85° at 3 p.m., then drops steadily to 65° at 8 p.m.. |
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A. |
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B. |
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C. |
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D. |
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11. |
Are 12 and 25 relatively prime? Explain. |
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A. |
Yes; 12 and 25 have no common factors. |
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B. |
Yes; 12 is even and 25 is odd. |
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C. |
No; 12 has three prime factors. |
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D. |
No; 12 and 25 are not prime numbers. |
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Hint |
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12. |
In an eighth grade class, 20% of the students are in the band, 20% are in the orchestra, and 90% are in the choir. Which bar graph best represents this data? |
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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. |
Order 2.4, 2.03,  ,  from least to greatest. |
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A. |
, 2.4, , 2.03 |
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B. |
2.03, , 2.4, |
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C. |
2.4, , 2.03, |
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D. |
, 2.4, , 2.03 |
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Hint |
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14. |
Estimate  . |
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A. |
17 |
B. |
16 |
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C. |
18 |
D. |
15 |
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Hint |
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15. |
How many  -inch slices can be cut from a loaf of French bread that is 12 inches long? |
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A. |
6 |
B. |
14 |
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C. |
24 |
D. |
30 |
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Hint |
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16. |
During a college football game 8,400 people showed their spirit by wearing the home team's colors. If 12,000 people attended the game, what percent of the crowd wore the same colors? |
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A. |
70% |
B. |
80% |
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C. |
65% |
D. |
75% |
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Hint |
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17. |
Choose the best description for the figure. |
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A. |
not a polygon |
B. |
regular dodecagon (12 sides) |
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C. |
dodecagon, not regular |
D. |
decagon (10 sides) |
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Hint |
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18. |
Which of the following is a regular polygon? |
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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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19. |
14 is 40% of what number? |
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A. |
5.6 |
B. |
35 |
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C. |
56 |
D. |
3.5 |
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Hint |
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20. |
For the questions taken from a survey below, which one would be useful to include a graph with the answer to the question? |
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A. |
How many students have ever made pizza by themselves? |
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B. |
Do students tend to have pizza delivered? |
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C. |
Do students like pineapple on their pizza? |
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D. |
What are the students' favorite pizza toppings? |
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Hint |
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