Answer:
The Answer is 4.5 or 4 1/2
Step-by-step explanation:
 
        
             
        
        
        
Answer:
$0.4
Step-by-step explanation:
Unit cost = cost / number of items
Unit cost = 2/5 
2 divided by 5 
 
        
             
        
        
        
Answer: (a-2b)3=3a-6b
=3x-2-6x-1/2
= -6+3
= -3
Step-by-step explanation:
 
        
             
        
        
        
Answer:
3,080 cm 
Step-by-step explanation:
simple -. -