Answer:
first 2.70, 4.00 , 7.20 , 7.65 , 6.00 , 12.60 , 62.50 , 45.00 ,32,00 , 12.60  and 2.00 done 
Step-by-step explanation:
all correct 
 
        
                    
             
        
        
        
Answer:
k, a, and i  I think!
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
x=-6
Step-by-step explanation:
 
        
             
        
        
        
2*1*1= 2 m^3 per chest
2 m^3 per chest* 18 chests= 36 m^3 total
Final answer: 36 m^3
        
                    
             
        
        
        
Answer:
17
Step-by-step explanation:
Eliminating parentheses, we have ...
... 1 - 5q +2·2.5q +2·8
... = 1 -5q +5q +16 . . . . . carry out the multiplication
... = q(-5+5) +(1 +16) . . . . group like terms
... = q·0 +17 . . . . . . . . . . . combine like terms
... = 17