Hope this helps! Is from the app Photomath. 
 
        
        
        
Answer:
x-intercept: (-40,0)
y-intercept: (0,15)
Step-by-step explanation:
 
        
             
        
        
        
Answer:
1/7, 3/7, 4/7, 6/7
Step-by-step explanation:
There's like denominators(bottom number) so you would list the numerators(top number) from least to greatest. 
 
        
             
        
        
        
Answer:
A. 4/5
Step-by-step explanation:
The red dot is on 0.8
0.8 as a fraction is 4/5
 
        
                    
             
        
        
        
Answer:
15 students 
Step-by-step explanation:
No. of boys students = No. of all students - No. of girls
no. of boys =50-15 = 35 boys
the boys that will play the match are 2/7 of boys = (2/7)x35 = 10 boys
and the girls that will play the match are 5 girls 
so, no of students chosen to play = 5+10=15 students