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1. |
To check means to ______. |
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A. |
make a plan to solve the problem |
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B. |
use your plan to solve the problem |
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C. |
read the problem carefully |
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D. |
ask, ''Does my answer make sense for the problem?'' |
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Hint |
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2. |
Find the value of 3(4 - 2) + 8 × 2. |
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A. |
22 |
B. |
28 |
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C. |
26 |
D. |
36 |
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Hint |
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3. |
Insert parentheses to make the equation 9 + 6 × 2 ÷ 3 - 1 = 12 true. |
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A. |
9 + 6 × 2 ÷ (3 - 1) = 12 |
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B. |
9 + (6 × 2) ÷ 3 - 1 = 12 |
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C. |
(9 + 6) × 2 ÷ 3 - 1 = 12 |
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D. |
(9 + 6 × 2) ÷ 3 - 1 = 12 |
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Hint |
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4. |
What is the value of 6[(7 + 4) - 2(5 - 3)]? |
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A. |
72 |
B. |
88 |
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C. |
48 |
D. |
42 |
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Hint |
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5. |
Evaluate 2a + b - 12 if a = 14 and b = 12. |
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A. |
40 |
B. |
28 |
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C. |
19 |
D. |
9 |
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Hint |
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6. |
The solution for 124 - a = 77 is ______. |
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A. |
57. |
B. |
201. |
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C. |
211. |
D. |
47. |
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Hint |
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7. |
A mathematical sentence like b - 432 = 197 is called a(n) ______. |
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A. |
solution |
B. |
variable |
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C. |
evaluation |
D. |
equation |
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Hint |
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8. |
Solve 6 mentally. |
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A. |
24 |
B. |
12 |
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C. |
3 |
D. |
2 |
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Hint |
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9. |
Translate ''a product of a number and seven is 49'' into an equation. |
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A. |
x - 7 = 49 |
B. |
7x = 49 |
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C. |
x + 7 = 49 |
D. |
49 |
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Hint |
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10. |
When a number is decreased by 16, the result is 64. What is the number? |
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A. |
1024 |
B. |
4 |
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C. |
48 |
D. |
80 |
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Hint |
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11. |
Determine the domain of the relation graphed below. |
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A. |
{-1, 0, 4, 5} |
B. |
{-3, -1, 0, 1, 3, 4} |
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C. |
{-3, 0, 1, 3} |
D. |
{-3, -1, 1, 3, 4} |
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Hint |
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12. |
The scatter plot below compares the horsepower of various engines to the average mileage of a car with the particular engine. What does the point with the box around it represent? |
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A. |
150 HP, 29 mpg |
B. |
190 HP, 23 mpg |
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C. |
175 HP, 25 mpg |
D. |
200 HP, 25 mpg |
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Hint |
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13. |
What conclusion can you make from the scatter plot? |
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A. |
higher power results in low mileage |
B. |
lower mileage gives the greatest power |
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C. |
there is no correlation between power and mileage |
D. |
higher mileage results in greater power |
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Hint |
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14. |
Use the scatter plot to predict the mileage of an engine with 250 horsepower. |
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A. |
12 |
B. |
20 |
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C. |
25 |
D. |
10 |
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Hint |
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15. |
Evaluate the following expression if b = 3 and c = 11: 10b + 3c. |
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A. |
27 |
B. |
63 |
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C. |
66 |
D. |
43 |
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Hint |
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16. |
Simplify 5 · x · 10. |
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A. |
50 + x |
B. |
15 + x |
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C. |
50x |
D. |
15x |
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Hint |
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17. |
Find 50 · (13 · 2) mentally. |
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A. |
750 |
B. |
1300 |
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C. |
1200 |
D. |
130 |
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Hint |
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18. |
Which is not a valid property? |
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A. |
Associative Property of Addition |
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B. |
All of these are valid. |
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C. |
Associative Property of Subtraction |
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D. |
Associative Property of Multiplication |
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Hint |
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19. |
Which value is the solution of 3x – 7 = 14? |
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A. |
7 |
B. |
9 |
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C. |
6 |
D. |
8 |
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Hint |
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20. |
Cheng-Yu has been recording data based on her age and height, which can be seen in the scatter plot shown. Predict Cheng-Yu's height when she is 14 years old. |
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A. |
53 inches |
B. |
60 inches |
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C. |
50 inches |
D. |
58 inches |
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Hint |
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