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1. |
Find the sum -6 + 3. |
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A. |
9 |
B. |
-9 |
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C. |
3 |
D. |
-3 |
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Hint |
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2. |
Solve  |
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A. |
w =  |
B. |
w =  |
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C. |
w =  |
D. |
w = -1 |
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Hint |
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3. |
 and  are similar. Find b if x = 15, y = 6,
and a = 7.5. |
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 |
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A. |
6 |
B. |
7.5 |
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C. |
3 |
D. |
12 |
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Hint |
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4. |
Find the range of y = 3x + 2 if the domain is {-3, -1, 0, 1, 3}. |
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A. |
{-7, -1, 2} |
B. |
{-11, -5, 2, 5, 11} |
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C. |
{2, 5, 11} |
D. |
{-7, -1, 2, 5, 11} |
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Hint |
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5. |
If f(x) = 3x + 5, find f(2). |
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A. |
10 |
B. |
11 |
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C. |
8 |
D. |
2f |
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Hint |
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6. |
Write an equation to represent the function. |
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A. |
f(x) = 2x + 2 |
B. |
f(x) = x + 1 |
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C. |
f(x) = 3x |
D. |
f(x) = x + 4 |
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Hint |
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7. |
Which point is not a solution for the system of inequalities? |
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A. |
(-2, -7) |
B. |
(2, -5) |
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C. |
(3, -3) |
D. |
(-3, 7) |
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Hint |
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8. |
Find (4r + 7s)(4r - 7s) |
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A. |
16r2 - 49s2 |
B. |
16r2 + 49s2 |
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C. |
16r2 - 56rs + 49s2 |
D. |
16r2 + 56rs + 49s2 |
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Hint |
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9. |
Which are the vertices of an isosceles triangle? |
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A. |
J(0, 4), K(-3, -4), L(1, -5) |
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B. |
G(5, 1), H(-4, 3), I(2, 6) |
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C. |
A(6, 3), B(-2, 4), C(2, 11) |
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D. |
D(2, -6), E(1, -5), F(8, 0) |
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Hint |
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10. |
Which values are a counterexample to the given statement?
If x · y = a decimal, then neither x nor y is a whole number. |
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A. |
x = 7.1, y = 2.2 |
B. |
x = 1.75, y = 0.9 |
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C. |
x = 0.3, y = 0.2 |
D. |
x = 1, y = 0.5 |
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Hint |
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11. |
Identify the coordinates of point B. |
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A. |
(2, 5) |
B. |
(2, 1) |
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C. |
(5, 2) |
D. |
(6, 4) |
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Hint |
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12. |
Find |
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A. |
-9 |
B. |
81 |
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C. |
9 |
D. |
-81 |
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Hint |
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13. |
Last year, an internet service provider's fee was $17.99 per month. This year, the same internet service provider charges $19.99 per month. Rounded to the nearest percent, what is the percent of increase for internet service? |
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A. |
11% |
B. |
2% |
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C. |
15% |
D. |
9% |
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Hint |
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14. |
Solve y = 7x – 7 if the domain is {-2, -1, 0, 1}. |
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A. |
{-19, -13, -7, -1} |
B. |
{-28, -14, 14, 28} |
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C. |
{-21, -14, -7, 0} |
D. |
{7, 14, 21, 28} |
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Hint |
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15. |
Find f(x – 7) if f(x) = -4x – 10. |
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A. |
-4x + 18 |
B. |
-4x – 17 |
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C. |
4x + 3 |
D. |
4x – 38 |
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Hint |
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16. |
Find the slope of the line that passes through (-2, 9.5) and (4, 5). |
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A. |
0 |
B. |
 |
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C. |
 |
D. |
undefined |
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Hint |
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17. |
Write and solve an inequality for the following: 5 times a number minus 7 is less than 118. |
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A. |
x > 625 |
B. |
x > 25 |
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C. |
x < 625 |
D. |
x < 25 |
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Hint |
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18. |
Solve –4 < -5x – 9 < 11. |
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A. |
{x| -1 < x < 1} |
B. |
{x| -4 < x < 1} |
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C. |
{x| -4 < x < -1} |
D. |
{x| -1 < x < 4} |
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Hint |
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19. |
Factor x2 – 7x + 12. |
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A. |
(x – 6)(x – 2) |
B. |
(x + 6)(x + 2) |
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C. |
(x – 3)(x – 4) |
D. |
(x + 3)(x + 4) |
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Hint |
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20. |
Simplify  . |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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