The answer is 9.857. This can be rounded.
        
                    
             
        
        
        

I only know this because I remember the common fractions, and 1/3 is .3333 repeating.
 
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
Its symbols from ancient Egypt welded in to the rock that the gods had walked on
 
        
                    
             
        
        
        
Let x = the number of green apples, let 4x = the number of red apples
4x + x = 50         Set up the quation
5x = 50               Combine like terms
----   ----               Divide by 5 on both sides to get x alone
5      5
x = 10 green apples
4x = 4(10) = 40 red apples 
40 - 10 = 30. Suzanne bought 30 more red apples than green apples.