Answer:
is the difference between highest and lowest values. 
Step-by-step explanation:
 
        
             
        
        
        

<em>Golden ratio, also known as the golden section, golden mean, or divine proportion, in mathematics, the irrational number (1 + Square root of√5)/2, often denoted by the Greek letter ϕ or τ, which is approximately equal to 1.618.</em>
 
        
             
        
        
        
Answer:
1,250 kg
Step-by-step explanation:
1,500/1.2 = 1,250
 
        
                    
             
        
        
        
<span>(38-63)×6÷Z
=</span><span>(38-63)×6÷84
=-25</span>×6÷84
=150
=1 66/84
= 1 33/42