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1. |
Write the following expression with exponents.
b × b × b × b × b × b × b × b × b |
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A. |
9b |
B. |
b9 |
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C. |
b2 |
D. |
b18 |
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Hint |
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2. |
You leave your house traveling 60 mph. After you have driven 25 miles, your mother leaves the house traveling in the same direction. What speed must your mother travel to catch up to you 5 hours after she leaves? |
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A. |
not possible |
B. |
60 mph |
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C. |
65 mph |
D. |
55 mph |
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Hint |
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3. |
Determine the slope of the line graphed below. |
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A. |
0 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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4. |
Factor 54x3y2 |
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A. |
2 · 33 · x · x · x · y · y |
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B. |
23 · 3 · x · x · x · y · y |
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C. |
2 · 33 · x · x · y · y · y |
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D. |
2 · 27 · x · x · x · y · y |
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Hint |
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5. |
Factor 8ac + 12ad + 10bc + 15bd. |
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A. |
(2c + 3d)(4a + 5b) |
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B. |
(8ac + 12ad) + (10bc + 15bd) |
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C. |
(2c + 3d) + (4a + 5b) |
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D. |
4a(2c + 3d) + 5b(2c + 3d) |
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Hint |
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6. |
Use the quadratic formula to solve 6x2 - x - 1 = 0. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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7. |
Lance is planning to invest $5000 for a period of 3 years. He has a choice of four different investments. Which of the combinations of interest rates and compounding below will earn the most money? |
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A. |
7.1%, monthly |
B. |
7%, daily |
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C. |
7.125%, quarterly |
D. |
7.2%, annually |
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Hint |
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8. |
Simplify  . |
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A. |
 |
B. |
 |
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C. |
2 |
D. |
 |
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Hint |
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9. |
Find the quotient  . |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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10. |
Which side measures do not form a right triangle? |
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A. |
5, 12, 13 |
B. |
3, 4, 5 |
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C. |
10, 12, 15 |
D. |
9, 40, 41 |
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Hint |
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11. |
What is the probability of rolling a number greater than 6 on a number cube? |
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A. |
 |
B. |
1 |
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C. |
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D. |
0 |
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Hint |
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12. |
Solve 11b = 132. |
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A. |
b = 1452 |
B. |
b = 12 |
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C. |
b = -12 |
D. |
b = -1452 |
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Hint |
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13. |
Square ABCD is shown in the figure. Find the coordinates of the vertices of the image if the square is translated 2 units to the right and 3 units up. |
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A. |
A´(0, 3), B´(4, 3), C´(4, -1), D´(0, -1) |
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B. |
A'(-2, 3), B'(6, 3), C'(6, -9), D'(-2, -9) |
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C. |
A´(-1, 1), B´(3, 1), C´(3, -3), D´(-1, -3) |
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D. |
A´(-1, 4), B´(3, 4), C´(3, 0), D´(-1, 0) |
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Hint |
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14. |
Triangle DEF has vertices D(-6, -1), E(-4, -8), and F(-2, -5). Find the coordinates of the image of triangle DEF after it is rotated 180° about the origin. |
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A. |
D´(6, 1), E´(4, 8), F´(2, 5) |
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B. |
D´(-1, -6), E´(-8, -4), F´(-5, -2) |
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C. |
D´(1, -6), E´(8, -4), F´(5, -2) |
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D. |
D´(1, 6), E´(8, 4), F´(5, 2) |
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Hint |
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15. |
Write 7x = 4y – 6 in standard form. |
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A. |
y =  x +  |
B. |
7x – 4y = -6 |
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C. |
x =  y -  |
D. |
-7x + 4y = 6 |
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Hint |
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16. |
Graph  |
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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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17. |
Which equation describes the line that contains the points (-1, -8) and (-9, -21)? |
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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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18. |
Suppose that the base of a triangle is 3xy and its height is also 3xy. What is its area, expressed as a monomial? |
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A. |
 |
B. |
x4 |
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C. |
6x2y2 |
D. |
 |
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Hint |
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19. |
What is the perimeter of a triangle whose vertices are the points
(–1, 4), (–1, –2), (5, –2)? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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20. |
When Hipolito drives to Cleveland, he always arrives at exactly 5 o'clock. Therefore, if he leaves for Cleveland at 1:00, he can average 60 miles per hour. What time should he leave if he wants to average 75 miles per hour? |
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A. |
3:12 |
B. |
1:48 |
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C. |
1:40 |
D. |
3:20 |
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Hint |
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