The first one cause no input have more than one output.
        
                    
             
        
        
        
You plug in the numbers listed under x into the equation, and it will give you your y value:
x is 3
y = 4(3)
y = 12 
x is 4
y = 4(4)
y = 16
x is 5
y = 4(5)
y = 20
 
        
             
        
        
        
The 4s in 4,438 are 10 times greater than each other. 
        
             
        
        
        
Answer:
2000
Step-by-step explanation:
1600 is 100% - 20% = 80% of the original price.
So it is 4/5 of the original price.
So, the marked price is 1600 * 5/4 = 2000
 
        
             
        
        
        
I’m not sure where the question is here, but if it is a true or false, the pygmies do exchange with neighboring villages. They are hunters and gatherers, so rather than planting food, they gather. So this statement would be true