Answer: Decrease
Step-by-step explanation:
 
        
             
        
        
        
Answer: At least 7
Step-by-step explanation:
A good tip is to cut the same shape and fold it and count how many symmetry :)
 
        
             
        
        
        
Answer:
B) 1153000
Step-by-step explanation:
Given
See attachment
Required
Number of households without computer in 2009
From the attachment, we have:
 --- survey
 --- survey
 --- proportion without computer
 --- proportion without computer
So, the actual number is:




<em>Hence: (B) is correct</em>
 
        
             
        
        
        
1/4 to a decimal 0.25
to a percent is 25%