Answer:
16
Step-by-step explanation:
Input it in the calculator
 
        
                    
             
        
        
        
That would be the commutative property
        
                    
             
        
        
        
Mean ; 2.6
Median; 2
Mode ; 2
        
                    
             
        
        
        
<span>
the complete question in the attached figure</span>
The answer is the option A 
9.9 grams 
because the balance is accurate to the nearest 1/10 gram; thus, the <span>highest level of accuracy appropriate to the limitations of the balance is 0.10 gram (1/10)</span>
 
        
             
        
        
        
Answer:
The correct answer is 4 window frames.
Step-by-step explanation:
Sue bought 54 feet of lumber for building window frame.
Each window frame requires 13 1/2 feet =  feet of lumber.
 feet of lumber.
Therefore the number of window frames Sue can make with 54 feet of lumbers she bought is given by dividing the total amount of lumber she has by the lumber it takes to make a single window frame.
=  × 2 = 2 × 2 = 4
 × 2 = 2 × 2 = 4
Thus Sue can make 4 window pane from 54 feet of lumber, each of 13 and a half feet.