| |
| |
1. |
Write 120,000,000 in scientific notation. |
| |
|
A. |
1.2×109 |
B. |
12×107 |
| |
|
C. |
0.12×109 |
D. |
1.2×108 |
| |
|
Hint |
|
| |
2. |
Which symbol makes the following statement true?
7,500 ______ 7.5 × 103 |
| |
|
A. |
> |
B. |
< |
| |
|
C. |
 |
D. |
= |
| |
|
Hint |
|
| |
3. |
What is another way to write (6 + 7)x? |
| |
|
A. |
6(x) + 7(x) |
B. |
6 + 7(x) |
| |
|
C. |
6(x) × 7(x) |
D. |
6(x) + 7 |
| |
|
Hint |
|
| |
4. |
Solve the formula I = prt, if p = 525, r = 0.04, and t = 2. |
| |
|
A. |
42 |
B. |
210 |
| |
|
C. |
420 |
D. |
21 |
| |
|
Hint |
|
| |
5. |
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. |
192,000 pounds |
B. |
19,200,000 pounds |
| |
|
C. |
19,200 pounds |
D. |
0.0000192 pounds |
| |
|
Hint |
|
| |
6. |
Make a flowchart for the expression. . |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
7. |
Create a block pattern with s2 – 1 blocks. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
8. |
Describe this pattern. |
| |
|
 |
| |
|
A. |
doubling pattern |
B. |
''add 1'' pattern |
| |
|
C. |
square pattern |
D. |
cube pattern |
| |
|
Hint |
|
| |
9. |
Determine the volume of the figure below. |
| |
|
 |
| |
|
A. |
38 cubic units |
B. |
27 cubic units |
| |
|
C. |
8 cubic units |
D. |
18 cubic units |
| |
|
Hint |
|
| |
10. |
Use the net's measurements to find the surface area of the rectangular prism. |
| |
|
 |
| |
|
A. |
220 in.2 |
B. |
290 in.2 |
| |
|
C. |
150 in.2. |
D. |
255 in.2. |
| |
|
Hint |
|
| |
11. |
A box of tissues has length of 23.5 cm, width of 11 cm and height of 8 cm. What is the volume of the box? |
| |
|
A. |
2124 cm3 |
B. |
2095.5 cm3 |
| |
|
C. |
2142.5 cm3 |
D. |
2068 cm3 |
| |
|
Hint |
|
| |
12. |
Rewrite 123 × 73 using a single base. |
| |
|
A. |
193 |
B. |
849 |
| |
|
C. |
199 |
D. |
843 |
| |
|
Hint |
|
| |
13. |
Rewrite a4 × b4 using a single base. |
| |
|
A. |
ab8 |
B. |
ab16 |
| |
|
C. |
ab4 |
D. |
a4b4 |
| |
|
Hint |
|
| |
14. |
Rewrite ra ÷ rb using a single base. |
| |
|
A. |
rb |
B. |
ra-b |
| |
|
C. |
rab |
D. |
ra |
| |
|
Hint |
|
| |
15. |
Rewrite m8 ÷ n8 using a single base. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
(m – n)8 |
D. |
 |
| |
|
Hint |
|
| |
16. |
Simplify (35)8. |
| |
|
A. |
158 |
B. |
33 |
| |
|
C. |
313 |
D. |
340 |
| |
|
Hint |
|
| |
17. |
Which expression describes this pattern of numbers:
4, 16, 64, 256, 1,024. |
| |
|
A. |
4x |
B. |
4 + x |
| |
|
C. |
x4 |
D. |
4x |
| |
|
Hint |
|
| |
18. |
Which equation represents exponential growth? |
| |
|
A. |
y = 6.38(1)x |
B. |
y = 3.96(0.65)x |
| |
|
C. |
y = 9(0.5)x |
D. |
y = 2.03(5)x |
| |
|
Hint |
|
| |
19. |
Which table describes exponential decay? |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
20. |
Use your calculator to evaluate the expression.
7.3 × 1012 + 8.1 × 1012 |
| |
|
A. |
59.13 |
B. |
15.4 × 1013 |
| |
|
C. |
1.54 × 1013 |
D. |
5.913 × 1013 |
| |
|
Hint |
|
|
|