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1. |
Name the sets of numbers to which the value of -16 ÷ 50 belongs. |
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A. |
reals (R), rationals (Q), integers (Z) |
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B. |
reals (R), rationals (Q) |
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C. |
reals (R), rationals (Q), integers (Z), whole numbers (W) |
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D. |
reals (R), irrationals (I) |
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Hint |
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2. |
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. |
Potato chips and tortilla chips both have the same mean number of calories. |
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B. |
The data for potato chips and the data for tortilla chips have the same mode(s). |
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C. |
Most of the tortilla chip brands have less than 150 calories per serving. |
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D. |
Most of the potato chip brands have less than 150 calories per serving. |
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Hint |
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3. |
Simplify  |
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A. |
k3 |
B. |
 |
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C. |
k17 |
D. |
k-3 |
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Hint |
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4. |
Find the sum -6 + 3. |
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A. |
9 |
B. |
-9 |
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C. |
3 |
D. |
-3 |
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Hint |
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5. |
Based on the line plot, what is the most frequent score? |
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A. |
100 |
B. |
21 |
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C. |
75 |
D. |
71 |
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Hint |
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6. |
Evaluate if  |
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A. |
 |
B. |
 |
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C. |
-1 |
D. |
 |
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Hint |
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7. |
Find the mean of the set {14, 16, 23, 9, 13, 31, 12, 28}. |
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A. |
16.5 |
B. |
15 |
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C. |
18.25 |
D. |
19 |
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Hint |
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8. |
Solve  |
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A. |
a = 90 |
B. |
 |
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C. |
a = -90 |
D. |
 |
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Hint |
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9. |
Use mental math to solve  |
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A. |
-17 |
B. |
17 |
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C. |
1 |
D. |
16 |
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Hint |
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10. |
If A = {5, 6, 7, 8} and B = {8, 9}. what set notation means that 7 belongs to set A but not set B? |
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A. |
7 A, 7 B |
B. |
7 A, 7 B |
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C. |
7 A, 7 B |
D. |
7 = A, 7 B |
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Hint |
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11. |
What value is a solution to the equation  |
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A. |
-12 |
B. |
-8 |
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C. |
12 |
D. |
8 |
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Hint |
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12. |
Use mental math to solve  |
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A. |
-12 |
B. |
4 |
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C. |
-4 |
D. |
-20 |
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Hint |
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13. |
Which is a graph of whole numbers greater than 3? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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14. |
Which is a graph showing the set of real numbers from -1 to 2 inclusive? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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15. |
Simplify  |
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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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16. |
Find the next four terms of the sequence 122, 111, 100….? |
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A. |
89, 77, 67, 55 |
B. |
89, 78, 67, 56 |
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C. |
88, 77, 66, 55 |
D. |
90, 79, 68, 57 |
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Hint |
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17. |
What are the next 3 terms in the sequence 1, 4, 3, 6, 5….? |
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A. |
8, 10, 11 |
B. |
7, 8, 9 |
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C. |
7, 10, 9 |
D. |
8, 7, 10 |
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Hint |
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18. |
Solve 3.6 = 2.5 + x. |
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A. |
1.4 |
B. |
1.1 |
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C. |
9 |
D. |
6.1 |
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Hint |
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19. |
Solve  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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20. |
How could the graph be changed so it is not misleading? |
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A. |
Color should be added. |
B. |
Diameters of the cans should be the same. |
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C. |
Change the graph from vertical to horizontal. |
D. |
The scale should start at 0. |
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Hint |
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