Answer:
About 5,000 kilograms
Step-by-step explanation:
Look on the x-axis for 18 years. Then go up to where the plotted line is on 18 years to find the y-axis or the mass.
 
        
             
        
        
        
Are you learning how to arc things
        
                    
             
        
        
        
(wouldn't this be English?)
The true purpose of homework to me is to learn more and to help you remember what you have learned.
        
             
        
        
        
Answer:
12
Step-by-step explanation:
uhh division
hope this helped! :)