Answer:
plants getting there food is the basic use of photosynthesis
Step-by-step explanation:
 
        
             
        
        
        
Two 2 1/3 + 2 1/3 = 4 2/3
8/1 - 4 2/3 = 
14/3 - 8/1 = 6/2
        
             
        
        
        
2 feet I think, I could be wrong
        
             
        
        
        
55/20 = 2.75
It costs $2.75 per person
        
             
        
        
        
54 is 75% of x.
75% of x:

75% of x is (3/4)x and 75% of x is 54. Set (3/4)x equal to 54:

54 is 75% of 
72.