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1. |
When you multiply 5 · (-1.4), you can think of that as ______. |
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A. |
(-1.4) - (-1.4) - (-1.4) - (-1.4) - (-1.4) |
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B. |
5 · (-1.4) · 2 |
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C. |
(-1.4) · (-1.4) · (-1.4) · (-1.4) · (-1.4) |
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D. |
(-1.4) + (-1.4) + (-1.4) + (-1.4) + (-1.4) |
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Hint |
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2. |
At the OldTyme Soda Fountain you can order floats made from cola, orange, or cherry flavored soda with either vanilla ice cream or vanilla frozen yogurt. Thus, there are 6 combinations of drinks possible (cola, ice cream), (cola, yogurt), (orange, ice cream), (orange, yogurt), (cherry, ice cream), and (cherry, yogurt). The list of all the possible outcomes is called the ______ . |
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A. |
sample space |
B. |
tree space |
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C. |
combination space |
D. |
event space |
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Hint |
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3. |
Which mathematical statement is not an example of the Division Property of Equality? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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4. |
Find three consecutive odd integers whose sum is -45. |
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A. |
-16, -15, -14 |
B. |
-21, -19, -17 |
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C. |
-17, -15, -13 |
D. |
13, 15, 17 |
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Hint |
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5. |
Which statement correctly states the percent equation, where P is the percentage, B is the base, and R is the rate? |
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A. |
B = RP |
B. |
P = RB 100 |
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C. |
P = RB |
D. |
R = PB |
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Hint |
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6. |
Which ordered pair is a solution of y = 3x + 2? |
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A. |
(2, 0) |
B. |
(0, 2) |
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C. |
(4, 10) |
D. |
(1, 1) |
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Hint |
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7. |
A linear function that can be written in the form y = kx, where k 0, is called a(n)_______. |
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A. |
direct variation |
B. |
variable variation |
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C. |
equivalent variation |
D. |
functional variation |
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Hint |
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8. |
The graphs of the equations y = 5x + 1 and are a family of graphs because ________. |
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A. |
both equations are solved for y |
B. |
the y-intercepts are the same |
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C. |
the slopes are reciprocals |
D. |
the slopes are integers |
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Hint |
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9. |
Refer to the diagram below. What polynomial is modeled by the algebra tiles? |
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A. |
-3x2 + 2x + 1 |
B. |
3x2 - 2x - 1 |
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C. |
-2x2 - 3x - 1 |
D. |
-2x2 + 3x + 1 |
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Hint |
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10. |
Find the product of x, x 2, and x + 2. |
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A. |
x3 + 4x |
B. |
x3 + 4x2 + 4x |
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C. |
x3 - 4x |
D. |
x3 - 4 |
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Hint |
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11. |
The measures of three sides of a triangle are given. Determine which triangle is a right triangle. |
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A. |
3 cm, 4 cm, and 5 cm |
B. |
1 ft, 2 ft, and 2 ft |
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C. |
2 m, 3 m, and 4 m |
D. |
16 in., 18 in., and 20 in. |
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Hint |
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12. |
Find the GCF of 36a2b and 81ab2. |
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A. |
3a2b |
B. |
12ab |
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C. |
9ab |
D. |
3ab |
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Hint |
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13. |
Factor the trinomial 10x2 + 13x 3. |
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A. |
(2x 1)(5x + 3) |
B. |
prime |
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C. |
(2x + 3)(5x 1) |
D. |
(2x 3)(5x + 1) |
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Hint |
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14. |
The product of two integers with the same signs is _____. |
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A. |
equal to 0 |
B. |
negative |
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C. |
positive |
D. |
equal to 1 |
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Hint |
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15. |
Raul spent $30.00 in a period of 6 days. What was the average change in the amount of money he had each day? |
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A. |
$36.00 |
B. |
$5.00 |
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C. |
-$36.00 |
D. |
-$5.00 |
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Hint |
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16. |
Carmen and her friend Marva have a total of 15 pets. If Marva has 12 pets, how many pets does Carmen have? |
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A. |
31 |
B. |
3 |
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C. |
27 |
D. |
5 |
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Hint |
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17. |
Mindy's hamster, Fluffy, just had babies. Her dad tells her she can keep 15% of the baby hamsters. If Fluffy had 20 baby hamsters, how many of them can Mindy keep? |
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A. |
5 hamsters |
B. |
15 hamsters |
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C. |
133 hamsters |
D. |
3 hamsters |
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Hint |
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18. |
If an even has a 50% chance of happening, how likely is it going to happen? |
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A. |
unlikely |
B. |
equally likely |
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C. |
certain |
D. |
very likely |
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Hint |
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19. |
Write an equation in slopeintercept form of the line that passes through the points at (-5, 4) and (3, -1). |
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A. |
y = - x +  |
B. |
x = y  |
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C. |
y = x  |
D. |
x = - y +  |
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Hint |
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20. |
Factor the trinomial x2 + 7x 8. |
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A. |
(x + 4)(x 2) |
B. |
(x 4)(x + 2) |
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C. |
(x 8)(x + 1) |
D. |
(x + 8)(x 1) |
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Hint |
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