

1. 
Evaluate (6 – 3) · 2. 


A. 
0 
B. 
9 


C. 
6 
D. 
1 


Hint 


2. 
Evaluate 5 + 6 – 2 + 4. 


A. 
13 
B. 
17 


C. 
7 
D. 
5 


Hint 


3. 
Evaluate 3x + 2y if x = 3 and y = 7. 


A. 
23 
B. 
5 


C. 
27 
D. 
105 


Hint 


4. 
Evaluate if a = 9, b = 6 and c = 3. 


A. 
15 
B. 
9 


C. 
11 
D. 
5 


Hint 


5. 
Solve 3x = 18. 


A. 
15 
B. 
21 


C. 
7 
D. 
6 


Hint 


6. 
Which symbol makes the following statement true? 7,500 ______ 7.5 × 10^{3} 


A. 
< 
B. 



C. 
> 
D. 
= 


Hint 


7. 
Which symbol makes the following statement true? 3.25 × 10^{3} ______ 325 


A. 
> 
B. 
= 


C. 

D. 
< 


Hint 


8. 
Mrs. Harker is one of 20 teachers at Springfield Middle School. She has 21 students in her class. About how many students probably attend Springfield Middle School? 


A. 
400 
B. 
220 


C. 
200 
D. 
41 


Hint 


9. 
In physics, the number measures the force of gravity between two objects when a and b each stand for the mass one of the objects and d stands for the distance between them. Find the force of gravity when a = 5, b = 8, and d = 2. 


A. 
10 
B. 
20 


C. 
5 
D. 
40 


Hint 


10. 
Solve x + 3 = 22. 


A. 
17 
B. 
25 


C. 
23 
D. 
19 


Hint 


11. 
2.3598 kL = ______ L 


A. 
235.98 
B. 
2,359.80 


C. 
23598 
D. 
0.0023598 


Hint 


12. 
The speed of light in a vacuum is exactly 299,792,458 meters per second. Write this number in scientific notation with the factor rounded to the hundredths place. 


A. 
3.00 × 10^{9} 
B. 
2.99 × 10^{10} 


C. 
3.00 × 10^{8} 
D. 
2.99 × 10^{9} 


Hint 


13. 
Find the next term in the sequence 13, 19, 24, 28, … 


A. 
32 
B. 
31 


C. 
33 
D. 
41 


Hint 


14. 
Evaluate 3^{7}. 


A. 
5,034 
B. 
343 


C. 
21 
D. 
2,187 


Hint 


15. 
Express 64 in exponential form as a power of 4. 


A. 
2^{6} 
B. 
4^{4} 


C. 
4^{5} 
D. 
4^{3} 


Hint 


16. 
Evaluate 16 + (9  4)10  4 · 5. 


A. 
190 
B. 
35 


C. 
46 
D. 
96 


Hint 


17. 
A steak dinner including filet mignon, a baked potato, and green beans costs $20. A slice of apple pie can be added for $6 more. How much would it cost a family of 5 to each have a steak dinner and apple pie? 


A. 
$106 
B. 
$130 


C. 
$26 
D. 
$50 


Hint 


18. 
Rewrite a + (b + c) using the Associative Property. 


A. 
(a + b) + c 
B. 
ab + ac 


C. 
(c + b) + a 
D. 
a + b + c + 0 


Hint 


19. 
Describe and identify the pattern in the sequence. 0.3, 0.6, 1.2, 2.4, … 


A. 
×0.2; geometric 
B. 
+2; arithmetic 


C. 
+0.3; arithmetic 
D. 
×2; geometric 


Hint 


20. 
The Mojave Desert in southern California is 15,000 square miles. The Sahara Desert in northern Africa is about 233 times larger than the Mojave Desert. How big is the Sahara Desert? 


A. 
3.5 × 10^{5} sq mi 
B. 
3.5 × 10^{4} sq mi 


C. 
3.5 × 10^{6} sq mi 
D. 
3.5 × 10^{3} sq mi 


Hint 


