| |
| |
1. |
Which statement illustrates the associative property of multiplication? |
| |
|
A. |
(2x)y = 2(xy) |
B. |
(2x)y = (x · 2)y |
| |
|
C. |
(2x)y = y(2x) |
D. |
(2x)y = 2xy |
| |
|
Hint |
|
| |
2. |
Solve  for g. |
| |
|
A. |
g =  |
B. |
g =  |
| |
|
C. |
g =  |
D. |
1 |
| |
|
Hint |
|
| |
3. |
Evaluate 56. |
| |
|
A. |
78,125 |
B. |
3,125 |
| |
|
C. |
15,625 |
D. |
7,776 |
| |
|
Hint |
|
| |
4. |
Write a verbal expression for 2x + y2. |
| |
|
A. |
The sum of x and y squared. |
| |
|
B. |
The sum of 2 times x and y squared. |
| |
|
C. |
The sum of 2 times x and y. |
| |
|
D. |
The difference of 2 times xand y squared. |
| |
|
Hint |
|
| |
5. |
Evaluate 171 ÷ 32 + 4. |
| |
|
A. |
3,253 |
B. |
61 |
| |
|
C. |
123 |
D. |
23 |
| |
|
Hint |
|
| |
6. |
Evaluate a2 - (b + c) if a = 8, b = 17, and c = 21. |
| |
|
A. |
26 |
B. |
34 |
| |
|
C. |
12 |
D. |
18 |
| |
|
Hint |
|
| |
7. |
Find the solution of 4x + 10 = 42
if the replacement set is {6, 7, 8, 9}. |
| |
|
A. |
8 |
B. |
9 |
| |
|
C. |
6 |
D. |
7 |
| |
|
Hint |
|
| |
8. |
Name the property used in the equation r × 21 = 1. Then solve for r. |
| |
|
A. |
Multiplicative Identity; r =  |
| |
|
B. |
Multiplicative Inverse; r = |
| |
|
C. |
Multiplicative Identity; r = 1 |
| |
|
D. |
Additive Identity; r = 0 |
| |
|
Hint |
|
| |
9. |
Name the property demonstrated by 4 × 3 = 4 × 3. |
| |
|
A. |
Multiplicative Identity |
| |
|
B. |
Multiplicative Inverse |
| |
|
C. |
Reflexive Property |
| |
|
D. |
Symmetric Property |
| |
|
Hint |
|
| |
10. |
Use the Distributive Property to simplify 7(6x2 + 5x + 4). |
| |
|
A. |
42x2 +35x + 21 |
B. |
42x2 + 35x + 4 |
| |
|
C. |
42x2 + 35x + 28 |
D. |
42x2 + 5x + 4 |
| |
|
Hint |
|
| |
11. |
Simplify 12y + 8y. |
| |
|
A. |
20y |
B. |
simplified |
| |
|
C. |
4y |
D. |
20y2 |
| |
|
Hint |
|
| |
12. |
Simplify 2x + 5x + 4(x + 3). |
| |
|
A. |
23x |
B. |
14x |
| |
|
C. |
11x + 3 |
D. |
11x + 12 |
| |
|
Hint |
|
| |
13. |
Which values are a counterexample to the given statement?
If x + y = an even number, then x is even and y is even. |
| |
|
A. |
x = 21, y = 3 |
B. |
x = 10, y = 9 |
| |
|
C. |
x = 12, y = 6 |
D. |
x = 7, y = 12 |
| |
|
Hint |
|
| |
14. |
Which values are a counterexample to the given statement?
If x · y = a decimal, then neither x nor y is a whole number. |
| |
|
A. |
x = 0.3, y = 0.2 |
B. |
x = 7.1, y = 2.2 |
| |
|
C. |
x = 1, y = 0.5 |
D. |
x = 1.75, y = 0.9 |
| |
|
Hint |
|
| |
15. |
Identify the coordinates of point B. |
| |
|
 |
| |
|
A. |
(2, 1) |
B. |
(2, 5) |
| |
|
C. |
(5, 2) |
D. |
(6, 4) |
| |
|
Hint |
|
| |
16. |
Make a table showing the cost of buying 1 to 5 CDs if CDs cost $12 each. |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
17. |
The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the first quarter? |
| |
|
 |
| |
|
A. |
15 |
B. |
60 |
| |
|
C. |
27 |
D. |
48 |
| |
|
Hint |
|
| |
18. |
The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the second quarter? |
| |
|
|
| |
|
A. |
27 |
B. |
60 |
| |
|
C. |
48 |
D. |
15 |
| |
|
Hint |
|
|
|