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1. |
Name the set of numbers that is graphed below. |
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A. |
{-1, 0, 1} |
B. |
{-1, 1} |
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C. |
{0} |
D. |
{-1, 0} |
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Hint |
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2. |
Based on the line plot, how many students scored at least 70? |
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 |
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A. |
14 |
B. |
12 |
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C. |
25 |
D. |
13 |
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Hint |
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3. |
Find the difference -3.35 - 6.21. |
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A. |
-2.86 |
B. |
2.86 |
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C. |
-9.56 |
D. |
9.56 |
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Hint |
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4. |
Find the sum  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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5. |
Simplify (3a)(-2b) + (5b)(-2a). |
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A. |
-4ab |
B. |
4ab |
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C. |
-16ab |
D. |
16ab |
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Hint |
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6. |
Find the quotient  |
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A. |
 |
B. |
2 |
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C. |
18 |
D. |
-2 |
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Hint |
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7. |
To what set of numbers does  belong? |
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A. |
whole numbers |
B. |
irrationals |
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C. |
rationals |
D. |
integers |
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Hint |
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8. |
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. |
97 |
B. |
100 |
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C. |
93 |
D. |
80 |
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Hint |
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9. |
Evaluate 10 + |21 - x| - 3 if x = 9. |
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A. |
25 |
B. |
22 |
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C. |
19 |
D. |
28 |
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Hint |
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10. |
Evaluate m2  if m =  . |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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11. |
Find 56.875 ÷ -6.5. |
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A. |
8.75 |
B. |
-11.375 |
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C. |
-8.75 |
D. |
11.375 |
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Hint |
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12. |
Find the odds of rolling a number greater than or equal to four on a number cube. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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13. |
A bag contains 10 blue marbles, 7 white marbles, 6 red marbles, and 2 green marbles. What is the probability of randomly selecting a blue marble? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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14. |
Find  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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