| |
| |
1. |
Evaluate b3 + 6 if b = 2. |
| |
|
A. |
15 |
B. |
14 |
| |
|
C. |
512 |
D. |
12 |
| |
|
Hint |
|
| |
2. |
What is another way to write (6 + 7)x? |
| |
|
A. |
6(x) × 7(x) |
B. |
6(x) + 7(x) |
| |
|
C. |
6 + 7(x) |
D. |
6(x) + 7 |
| |
|
Hint |
|
| |
3. |
The ordered pair (1, 4) is in which quadrant? |
| |
|
A. |
III |
B. |
IV |
| |
|
C. |
I |
D. |
II |
| |
|
Hint |
|
| |
4. |
Which point lies in quadrant IV? |
| |
|
 |
| |
|
A. |
E |
B. |
H |
| |
|
C. |
G |
D. |
F |
| |
|
Hint |
|
| |
5. |
Use the distributive property to rewrite 3(5 + y) without parentheses. |
| |
|
A. |
8 + 3y |
B. |
8 + y |
| |
|
C. |
15 + 3y |
D. |
15 + y |
| |
|
Hint |
|
| |
6. |
Evaluate the expression 5n4m-2 if m = 6 and n = 3. |
| |
|
A. |
 |
B. |
-20 |
| |
|
C. |
-5 |
D. |
 |
| |
|
Hint |
|
| |
7. |
Two solid rocket boosters provide the main thrust to lift the space shuttle off the launching pad. Each booster weighs approximately 1.92 × 105 pounds. Express this weight in standard form. |
| |
|
A. |
19,200 pounds |
B. |
0.0000192 pounds |
| |
|
C. |
19,200,000 pounds |
D. |
192,000 pounds |
| |
|
Hint |
|
| |
8. |
Find –1 + 2. |
| |
|
A. |
–3 |
B. |
1 |
| |
|
C. |
–1 |
D. |
3 |
| |
|
Hint |
|
| |
9. |
Find a7 · a4 |
| |
|
A. |
a3 |
B. |
(2a)11 |
| |
|
C. |
a11 |
D. |
(2a)3 |
| |
|
Hint |
|
| |
10. |
George and a group of his friends are going to a baseball game. Tickets cost $12 apiece and a program costs $5. If George goes with 5 friends, write an expression for the total amount that George and his friends spent at the game. Use p for the number of programs bought. |
| |
|
A. |
12p + 72 |
B. |
5p + 72 |
| |
|
C. |
12p+ 5 |
D. |
5p + 12 |
| |
|
Hint |
|
| |
11. |
Use the clues on the dot diagram to find the unknown values. |
| |
|
 |
| |
|
A. |
a = 10, b = 22 |
B. |
a = 5, b = 17 |
| |
|
C. |
a = 1, b = 11 |
D. |
a = 3, b = 15 |
| |
|
Hint |
|
| |
12. |
Rewrite 4x + 48 by inserting parentheses. |
| |
|
A. |
(4x + 12) |
| |
|
B. |
x(4 + 12) |
| |
|
C. |
4(x + 12) |
| |
|
D. |
12(4x + 4) |
| |
|
Hint |
|
| |
13. |
The following is the top view of a structure. Find the bottom view. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
14. |
Use the net's measurements to find the surface area of the right triangular prism. |
| |
|
 |
| |
|
A. |
168 m2 |
B. |
224 m2 |
| |
|
C. |
192 m2 |
D. |
240 m2 |
| |
|
Hint |
|
| |
15. |
Use the net's measurements to find the surface area of the triangular pyramid. |
| |
|
 |
| |
|
A. |
86.5 m2 |
B. |
173 m2 |
| |
|
C. |
346 m2 |
D. |
98.3 m2 |
| |
|
Hint |
|
| |
16. |
Find the surface area of a soup can that has a height of 12 cm and a diameter of 8 cm. |
| |
|
A. |
1,206.4 cm2 |
B. |
1,005.3 cm2 |
| |
|
C. |
703.7 cm2 |
D. |
402.1 cm2 |
| |
|
Hint |
|
| |
17. |
Which expression describes this pattern of numbers:
4, 16, 64, 256, 1,024. |
| |
|
A. |
4x |
B. |
4 + x |
| |
|
C. |
4x |
D. |
x4 |
| |
|
Hint |
|
| |
18. |
Use your calculator to evaluate the expression.
(5.9 × 108) × (2.4 × 109) |
| |
|
A. |
1.416 × 1018 |
B. |
1.416 × 1017 |
| |
|
C. |
1.416 × 1016 |
D. |
1.416 × 1012 |
| |
|
Hint |
|
| |
19. |
Find the number you can put in the blank to make a sum less than zero.  |
| |
|
A. |
Answer must be less than  . |
| |
|
B. |
Answer must be greater than . |
| |
|
C. |
Answer must be less than  . |
| |
|
D. |
Answer must be less than or equal to . |
| |
|
Hint |
|
| |
20. |
Simplify the expression.
–24x ÷ –4x-3 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
6x4 |
| |
|
Hint |
|
|
|