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1. |
Write the phrase ''18 more than 4 times a number'' as an algebraic expression. |
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A. |
4x + 18 |
B. |
4 + x + 18 |
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C. |
4x - 18 |
D. |
4 + 18x |
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Hint |
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2. |
The origin O is represented by which ordered pair? |
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A. |
(1, 0) |
B. |
(0, 0) |
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C. |
(1, 1) |
D. |
(0, 1) |
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Hint |
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3. |
Solve a - 8 = 32 using inverse operations. |
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A. |
8 |
B. |
40 |
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C. |
4 |
D. |
24 |
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Hint |
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4. |
Solve the equation 6 + (-2) + (-8) = r. |
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A. |
2 |
B. |
-16 |
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C. |
-4 |
D. |
0 |
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Hint |
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5. |
Find the value of m for the equation  = -8. |
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A. |
2 |
B. |
-2 |
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C. |
32 |
D. |
-32 |
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Hint |
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6. |
What is the next term in the sequence 64, 32, 16, 8, ...? |
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A. |
0 |
B. |
2 |
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C. |
8 |
D. |
4 |
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Hint |
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7. |
If three coins are tossed, what is the probability that exactly two will show heads? |
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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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8. |
Find the value of c for the proportion  |
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A. |
97.9 |
B. |
1.7 |
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C. |
30.6 |
D. |
13.6 |
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Hint |
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9. |
Ninety-five is 40% of what number? |
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A. |
158.3 |
B. |
237.5 |
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C. |
38.0 |
D. |
18.75 |
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Hint |
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10. |
Determine whether the triangles are similar. Explain why or why not. |
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A. |
no; x = 85 |
B. |
yes; x = 85 |
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C. |
yes; y = 55 |
D. |
no; y = 65 |
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Hint |
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11. |
Find the area of the parallelogram below. |
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A. |
16 in2 |
B. |
12 in2 |
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C. |
24 in2 |
D. |
20 in2 |
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Hint |
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12. |
Determine the volume of the cone below to the nearest tenth. |
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A. |
12,211.4 m3 |
B. |
6105.7 m3 |
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C. |
4070.5 m3 |
D. |
16,281.8 m3 |
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Hint |
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13. |
Cheng-Yu has been recording data based on her age and height, which can be seen in the scatter plot shown. What relationship does the scatter plot show? |
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A. |
Scatter Relationship |
B. |
Positive Relationship |
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C. |
No Relationship |
D. |
Negative Relationship |
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Hint |
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14. |
Simplify 14(b – 10). |
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A. |
14b – 10 |
B. |
4b |
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C. |
b – 140 |
D. |
14b – 140 |
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Hint |
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15. |
Simplify 14q + 6 + 3q. |
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A. |
14q + 9 |
B. |
17q + 6 |
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C. |
20q + 3 |
D. |
23q |
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Hint |
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16. |
Find the median of the following data: 6.2, 7.1, 5.0, 5.7, 6.2, 9.4, 4.3, 5.2, 5.5, 5.9 |
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A. |
5.7 |
B. |
5.8 |
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C. |
6.05 |
D. |
6.2 |
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Hint |
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17. |
Write an equation in slope-intercept form for the best-fit line of a scatter plot with points (12, 9) and (17, 2). |
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A. |
 |
B. |
y = -1.4x + 25.8 |
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C. |
y = 1.4x – 7.8 |
D. |
 |
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Hint |
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18. |
The measures of three sides of a triangle are 12 meters, 16 meters, and 20 meters. Determine whether the triangle is a right triangle. Explain. |
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A. |
It is not possible to determine if the triangle is a right triangle. |
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B. |
Yes, the converse of the Pythagorean Theorem is true. |
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C. |
No, because this triangle is scalene. |
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D. |
No, because the converse of the Pythagorean Theorem is false. |
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Hint |
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19. |
If leg a is 13 inches long and leg b is 21 inches long, what is the length of hypotenuse c? Round to the nearest tenth. |
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A. |
5.8 inches |
B. |
24.7 inches |
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C. |
31.1 inches |
D. |
8.2 inches |
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Hint |
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20. |
Last year, Twyla's salary was $36,725.00. This year, her salary will be $38,194.00. What is the percent of increase of Twyla's salary? |
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A. |
3.75% |
B. |
4.25% |
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C. |
3.50% |
D. |
4% |
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Hint |
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