Answer: Mean Absolute Deviation (MAD): 7
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- The U.S. Mint makes commercial circulation coins including commemorative collection's coins including investor bullion coins.
- In the case of circular coins, the quantities were measured in terms of figures for "production" numismatic categories in order "sales" and bullion "mintage" statistics.
 
heaviest 
lighest 
Evaluating the each expression:  
 
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Answer:
320km/h
Step-by-step explanation:
You simply times 80 km by 4hr to get 320 km/h
 
        
                    
             
        
        
        
Answer:
I THINK 20 mm
Step-by-step explanation:
 
        
                    
             
        
        
        
4x - 4x - 5 = -5
4x - 4x = -5 + 5
0 = 0
this equation has infinite solutions