Here are the answers for the HW:
 
        
        
        
The relationship is not proportional because the boys and girls are in different grades and they are in different activities.
        
             
        
        
        
Answer:
3/8 & 4/8
Step-by-step explanation:
1/2 - 1/8 = 4/8 - 1/8 = 3/8
x - 1/8 = 3/8
x = 4/8      
 
        
             
        
        
        
Answer:
25% of 60 is 15
75% of 30 is 22.5
50% of 45.7 22.85
50% of 60 30
100% of 22.5 is 22.5
75% of 60 is 45
10% of 22.5 2.25
Step-by-step explanation:
 
        
                    
             
        
        
        
There no way that you can make this a mixed number unless you don't simplify all the way, which goes against the laws of math. I guess a fraction out of the answer would be 1189/1...