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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), whole numbers (W) |
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B. |
reals (R), rationals (Q), integers (Z) |
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C. |
reals (R), rationals (Q) |
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D. |
reals (R), irrationals (I) |
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Hint |
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2. |
The values in the graph below are _______ |
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A. |
natural numbers. |
B. |
irrational numbers. |
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C. |
integers. |
D. |
rational numbers. |
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Hint |
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3. |
Simplify  |
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A. |
5t3u3v4 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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4. |
Find the difference -18 - 4. |
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A. |
22 |
B. |
-14 |
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C. |
14 |
D. |
-22 |
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Hint |
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5. |
Find the difference |-25| - (-32). |
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A. |
-7 |
B. |
-57 |
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C. |
7 |
D. |
57 |
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Hint |
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6. |
Find the product (-3.6) × 7. |
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A. |
25.2 |
B. |
2.4 |
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C. |
-25.2 |
D. |
10.6 |
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Hint |
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7. |
Find |
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A. |
9 |
B. |
-81 |
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C. |
81 |
D. |
-9 |
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Hint |
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8. |
Use mental math to solve  |
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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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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= {0,1,2,3,4}, B={2,4,6,8} and C=  find  |
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A. |
{2,4,6,8} |
B. |
{0,1,2,3,4,5,6,7,8} |
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C. |
{2,4} |
D. |
 |
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Hint |
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11. |
If A= {0,1,2,3,4}, B={2,4,6,8} and C= find  |
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A. |
{-3, -2, –1, 0, 2, 4, 6, 8} |
B. |
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C. |
{2,4,6,8} |
D. |
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Hint |
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12. |
What is the value of cell B3? |
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A. |
6 |
B. |
18 |
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C. |
3 |
D. |
9 |
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Hint |
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13. |
What is the value of cell D3? |
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A. |
27 |
B. |
7 |
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C. |
9 |
D. |
3 |
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Hint |
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14. |
If a = –3 and b = 4, what is  |
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A. |
–11 |
B. |
12 |
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C. |
–27 |
D. |
15 |
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Hint |
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15. |
If a = –3 and b = 3, what is  |
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A. |
36 |
B. |
–27 |
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C. |
27 |
D. |
–81 |
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Hint |
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16. |
Simplify  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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