Answer:
The range is the difference between the highest and lowest number
 
        
                    
             
        
        
        
Two !!!! ...  unless this is some riddle and there's a huge in depth meaningful answer i'm unaware about o.O
        
             
        
        
        
It should be -43 correct me if I’m wrong
        
             
        
        
        
Answer:
y = 30
Step-by-step explanation:
We can use ratio's to solve this
40        20
-----  = -----------
100       20 + y
Using cross products
40 * (20+y) = 20*100
Distribute
800 + 40y = 2000
Subtract 800 from each side
40y = 2000-800
40y = 1200
Divide by 40
y = 1200/40
y =30
 
        
             
        
        
        
Answer:it's on the explanation
Step-by-step explanation:
3 x 1
3 x 1
10 x 5
10 x 9