| |
| |
1. |
Which statement illustrates the associative property of multiplication? |
| |
|
A. |
(2x)y = (x · 2)y |
B. |
(2x)y = y(2x) |
| |
|
C. |
(2x)y = 2xy |
D. |
(2x)y = 2(xy) |
| |
|
Hint |
|
| |
2. |
Evaluate  when x = 15 and y = 15. |
| |
|
A. |
15 |
B. |
-15 |
| |
|
C. |
-225 |
D. |
225 |
| |
|
Hint |
|
| |
3. |
Solve  |
| |
|
A. |
q = 35 |
B. |
q = 21 |
| |
|
C. |
q = 105 |
D. |
q =  |
| |
|
Hint |
|
| |
4. |
Which pair of ratios forms a proportion? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
A shirt was $60 and is now $53. What is the approximate percent of change? |
| |
|
A. |
88.33% |
B. |
7% |
| |
|
C. |
10% |
D. |
11.67% |
| |
|
Hint |
|
| |
6. |
Find the final price of a $78 dress that is on sale for 25% off and has a tax of 5.5%. |
| |
|
A. |
$56.25 |
B. |
$92.14 |
| |
|
C. |
$82.29 |
D. |
$61.72 |
| |
|
Hint |
|
| |
7. |
What is the probability that when a coin is tossed it will land heads up? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
0 |
D. |
1 |
| |
|
Hint |
|
| |
8. |
In which quadrant does the graph of (-3, -2) lie? |
| |
|
A. |
IV |
B. |
III |
| |
|
C. |
II |
D. |
I |
| |
|
Hint |
|
| |
9. |
Graph y = 2x + 5. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
10. |
Which of the following is the x-intercept of the graph of 2x - y = 5? |
| |
|
A. |
0 |
B. |
 |
| |
|
C. |
5 |
D. |
-5 |
| |
|
Hint |
|
| |
11. |
Name the property used in the equation r × 21 = 1. Then solve for r. |
| |
|
A. |
Additive Identity; r = 0 |
| |
|
B. |
Multiplicative Inverse; r =  |
| |
|
C. |
Multiplicative Identity; r = 1 |
| |
|
D. |
Multiplicative Identity; r = |
| |
|
Hint |
|
| |
12. |
A counterexample disproves a conditional when ________ . |
| |
|
A. |
the hypothesis is true and the conclusion is true |
| |
|
B. |
the hypothesis is false and there is no valid conclusion |
| |
|
C. |
the hypothesis is true and the conclusion is false |
| |
|
D. |
the hypothesis is false and the conclusion is false |
| |
|
Hint |
|
| |
13. |
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many more students said they have 2 family members in their household than 6? |
| |
|
 |
| |
|
A. |
15 |
B. |
10 |
| |
|
C. |
5 |
D. |
20 |
| |
|
Hint |
|
| |
14. |
Simplify the expression 4(-5k) + 15k. |
| |
|
A. |
-5k |
B. |
5k |
| |
|
C. |
-35k |
D. |
35k |
| |
|
Hint |
|
| |
15. |
Evaluate m2  if m =  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
16. |
Determine the coordinates of the x-intercept of 3x – 4y = 24. |
| |
|
A. |
(-6, 0) |
B. |
(8, 0) |
| |
|
C. |
(0, -6) |
D. |
(0, 8) |
| |
|
Hint |
|
| |
17. |
Graph  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
18. |
Which scatter plot shows that x and y have a negative correlation? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
19. |
Solve  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
20. |
Which of the following pairs of coordinates are on a line with an undefined slope? |
| |
|
A. |
(-4, -3), (3, -3) |
B. |
(-2, -2), (4, 4) |
| |
|
C. |
(2, 1), (5, -2) |
D. |
(3, -2), (3, 5) |
| |
|
Hint |
|
|
|