

1. 
Write 2,564,000 in scientific notation. 


A. 
2.564×10^{6} 
B. 
2,564×10^{3} 


C. 
2.564×10^{5} 
D. 
25.64×10^{5} 


Hint 


2. 
Write 120,000,000 in scientific notation. 


A. 
1.2×10^{9} 
B. 
1.2×10^{8} 


C. 
12×10^{7} 
D. 
0.12×10^{9} 


Hint 


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


A. 
< 
B. 



C. 
= 
D. 
> 


Hint 


4. 
Write 45,870,320 in scientific notation. 


A. 
4.587032 × 10^{7} 
B. 
45.87032 × 10^{6} 


C. 
4.587032 × 10^{8} 
D. 
45.87032 × 10^{7} 


Hint 


5. 
Write 1,360,000,000,000 in scientific notation. 


A. 
1.36 × 10^{12} 
B. 
1.36 × 10^{13} 


C. 
13.6 × 10^{12} 
D. 
0.136 × 10^{13} 


Hint 


