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1. |
Choose the graph of the ordered pair (3, 4). |
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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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2. |
Which statement illustrates the associative property of multiplication? |
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A. |
(2x)y = 2xy |
B. |
(2x)y = 2(xy) |
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C. |
(2x)y = y(2x) |
D. |
(2x)y = (x · 2)y |
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Hint |
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3. |
Write an equation for the following word problem. A number is 6 times another number. The sum of the two numbers is 56. |
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A. |
y + 6y = 56 |
B. |
y + y = 56 |
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C. |
y = 56 |
D. |
y = 6(56) |
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Hint |
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4. |
Which statement is best illustrated by the graph? |
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 |
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A. |
jogging |
B. |
walking up steps |
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C. |
driving on the highway |
D. |
driving through the city |
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Hint |
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5. |
If g(x) = x2 + 3x - 2, find g(-2). |
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A. |
-4 |
B. |
-12 |
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C. |
4 |
D. |
8 |
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Hint |
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6. |
Write the standard form of the equation of the line that passes through
(-2, -3) and (2, -5). |
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A. |
x - 2y = -8 |
B. |
2x + y = -7 |
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C. |
x + 2y = -8 |
D. |
2x - y = -1 |
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Hint |
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7. |
Use substitution to solve the system of equations given below.
 |
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A. |
(-5, 5) |
B. |
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C. |
no solution |
D. |
infinitely many solutions |
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Hint |
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8. |
Use substitution to solve the system of equations.
5x + 5y = -30
2x - y = 15 |
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A. |
(21, 27) |
B. |
(3, -9) |
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C. |
infinitely many solutions |
D. |
no solution |
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Hint |
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9. |
Find  ÷  . Write the answer in simplest form. |
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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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10. |
Evaluate 56. |
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A. |
7,776 |
B. |
78,125 |
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C. |
15,625 |
D. |
3,125 |
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Hint |
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11. |
Evaluate  . |
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A. |
1 |
B. |
2 |
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C. |
4 |
D. |
3 |
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Hint |
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12. |
Evaluate . |
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A. |
4 |
B. |
1 |
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C. |
2 |
D. |
3 |
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Hint |
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13. |
Which values are a counterexample to the given statement?
If x × y = 0, then x must be 0. |
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A. |
x = 5, y = 0 |
B. |
x = 0, y = 0 |
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C. |
x = 0, y = 1 |
D. |
x = -1, y = 1 |
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Hint |
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14. |
Identify the coordinates of point B. |
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A. |
(5, 2) |
B. |
(2, 1) |
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C. |
(6, 4) |
D. |
(2, 5) |
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Hint |
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15. |
Solve –14n = -112. |
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A. |
n = -1568 |
B. |
n = 1568 |
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C. |
n = 8 |
D. |
n = -8 |
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Hint |
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16. |
Select the linear equation. |
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A. |
3xy – 2y = 7 |
B. |
y = -5x + 1 |
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C. |
 = -2 |
D. |
5x2 + 2y2 = 1 |
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Hint |
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17. |
Use substitution to solve the system of equations given by y =  and 28x – 32y = -8. |
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A. |
(2, 2) |
B. |
(1, 1) |
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C. |
infinitely many solutions |
D. |
no solution |
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Hint |
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18. |
Which of the following pairs of coordinates are on a line with an undefined slope? |
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A. |
(3, -2), (3, 5) |
B. |
(2, 1), (5, -2) |
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C. |
(-4, -3), (3, -3) |
D. |
(-2, -2), (4, 4) |
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Hint |
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19. |
Find the next three terms in the sequence. 3, 6, 5, 10, 9, 18, . . . |
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A. |
36, 72, 71 |
B. |
17, 34, 33 |
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C. |
17, 16, 32 |
D. |
36, 35, 70 |
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Hint |
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20. |
Find 4.05 × 2.3. |
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A. |
9.315 |
B. |
0.9315 |
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C. |
93.15 |
D. |
931.5 |
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Hint |
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