

1. 
Solve the equation a = (–5) + 13. 


A. 
–18 
B. 
8 


C. 
18 
D. 
–8 


Hint 


2. 
Which number is not a factor of 315? 


A. 
2 
B. 
3 


C. 
9 
D. 
5 


Hint 


3. 
Determine which expression is not a monomial. 


A. 
ab 
B. 
14(st)(3u) 


C. 
17p(qr) 
D. 
12w(xy + z) 


Hint 


4. 
Write the expression 4 · 4 · 4 · 4 · 4 using exponents. 


A. 
4^{4} 
B. 
5^{4} 


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


Hint 


5. 
Solve x = 3^{4}. 


A. 
x = 64 
B. 
x = 27 


C. 
x = 12 
D. 
x = 81 


Hint 


6. 
Find the greatest common factor of 64ab^{3}c^{2} and 48a^{2}b^{2}c. 


A. 
8a^{2}b^{2}c^{2} 
B. 
16ab^{2}c 


C. 
8ab^{3}c 
D. 
16abc 


Hint 


7. 
Simplify 


A. 

B. 



C. 

D. 



Hint 


8. 
Find 3^{2} · 3^{4}. 


A. 
3^{2} 
B. 
3^{8} 


C. 
3^{9} 
D. 
3^{6} 


Hint 


9. 
How would 9.3 × 10^{7} be written in standard form? 


A. 
0.00000093 


B. 
0.000000093 


C. 
930,000,000 


D. 
93,000,000 


Hint 


10. 
Factor 50x^{4}y. 


A. 
2 · 5 · 5 · x · x · x · x · y 


B. 
2 · 5 · 5 · x · x · x · y 


C. 
2 · 5^{2} · x^{4} · y 


D. 
2 · 5^{2} · x^{2} · x^{2} · y 


Hint 


11. 
The area of a rectangle can be written by the expression 24x^{4}+ 18x^{3}. Find a set of possible dimensions for this rectangle. 


A. 
2x^{4}by 12 + 9x 


B. 
6x^{3} by 4x + 3 


C. 
3 by 8x^{3} + 6x^{3} 


D. 
24x^{3} by x + 18 


Hint 


12. 
Four inches is what part of 1 yard? Write you answer as a fraction in simplest form. 


A. 

B. 



C. 

D. 



Hint 


13. 
Find 


A. 
1^{8} 
B. 
x^{8} 


C. 
x^{3} 
D. 
1^{3} 


Hint 


14. 
Write as an expression using a negative exponent. 


A. 
2^{6} 
B. 



C. 
2^{6} 
D. 



Hint 


15. 
Evaluate x^{4} if x = 3. 


A. 

B. 
81 


C. 

D. 
81 


Hint 


16. 
Express 35,329 in scientific notation. 


A. 
3.5329 × 10^{4} 
B. 
35.329 × 10^{3} 


C. 
3.5329 × 10^{4} 
D. 
3.5329 × 10^{5} 


Hint 


