| |
| |
1. |
Choose the graph of the ordered pair (3, 4). |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
2. |
Write x6 as a multiplication expression. |
| |
|
A. |
6 · 6 · 6 · 6 · 6 · 6 |
| |
|
B. |
 |
| |
|
C. |
6x |
| |
|
D. |
x · x · x · x · x · x |
| |
|
Hint |
|
| |
3. |
Express 7-3 using positive exponents. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
(-7)3 |
| |
|
Hint |
|
| |
4. |
Find the product  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
What is 125:625 expressed as a fraction in simplest form? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
6. |
Which ordered pairs could be used to graph the equation 2x + y = 5? |
| |
|
A. |
(2, -1), (-1, 2) |
B. |
(2, 5), (-1, 5) |
| |
|
C. |
(-2, 9), (4, -3) |
D. |
(5, 0), (1, 2) |
| |
|
Hint |
|
| |
7. |
Find the difference –5 – (-11). |
| |
|
A. |
-16 |
B. |
16 |
| |
|
C. |
-6 |
D. |
6 |
| |
|
Hint |
|
| |
8. |
What value of x makes x + 27 = 13 a true statement? |
| |
|
A. |
-14 |
B. |
14 |
| |
|
C. |
-40 |
D. |
40 |
| |
|
Hint |
|
| |
9. |
Write the prime factorization of 500. |
| |
|
A. |
22 · 53 |
B. |
24 · 52 |
| |
|
C. |
23 · 52 |
D. |
5 · 102 |
| |
|
Hint |
|
| |
10. |
Factor 7x + 21. |
| |
|
A. |
x(7 + 21) |
B. |
7(x + 21) |
| |
|
C. |
7(x + 3) |
D. |
7x(1 + 21) |
| |
|
Hint |
|
| |
11. |
Solve 1x = 7(x + 6). |
| |
|
A. |
 |
B. |
x = 1 |
| |
|
C. |
 |
D. |
x = -7 |
| |
|
Hint |
|
| |
12. |
Write an equation in slope-intercept form for the best-fit line of a scatter plot with points (12, 9) and (17, 2). |
| |
|
A. |
y = -1.4x + 25.8 |
B. |
y = 1.4x – 7.8 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
13. |
Solve the system of equations given by  and x = 6. |
| |
|
A. |
(6, 13) |
B. |
 |
| |
|
C. |
(6, 16) |
D. |
(6, -5) |
| |
|
Hint |
|
| |
14. |
Find the coordinates of the midpoint of a line segment whose endpoints are (-10, -3) and (2, 7). |
| |
|
A. |
(-4, 2) |
B. |
(-2, 1) |
| |
|
C. |
(-6, -5) |
D. |
(-8, 4) |
| |
|
Hint |
|
| |
15. |
Find 50% of 80 mentally. |
| |
|
A. |
160 |
B. |
40 |
| |
|
C. |
20 |
D. |
4 |
| |
|
Hint |
|
| |
16. |
Find the range of
{10, 14, 2, 2, 13, 3, 6, 16, 19, 3}. |
| |
|
A. |
13 |
B. |
7 |
| |
|
C. |
17 |
D. |
10 |
| |
|
Hint |
|
| |
17. |
According to the histogram, which interval has the most births? |
| |
|
 |
| |
|
A. |
July-September |
B. |
April-June |
| |
|
C. |
October-December |
D. |
January-March |
| |
|
Hint |
|
| |
18. |
A bag contains 6 orange marbles, 4 black marbles, and 4 brown marbles. If one marble is drawn at random, what are the odds against drawing a brown marble? |
| |
|
A. |
2:7 |
B. |
2:5 |
| |
|
C. |
7:2 |
D. |
5:2 |
| |
|
Hint |
|
| |
19. |
Find the area of the figure. |
| |
|
 |
| |
|
A. |
 cm2 |
B. |
 cm2 |
| |
|
C. |
 cm2 |
D. |
 cm2 |
| |
|
Hint |
|
| |
20. |
Determine the number of significant digits in 75.00 centimeters. |
| |
|
A. |
1 |
B. |
2 |
| |
|
C. |
4 |
D. |
3 |
| |
|
Hint |
|
|
|