Https://answers.yahoo.com/question/index?qid=20091104081842AAhdJmS
That might have your answer 
        
             
        
        
        
Double facts the even and odd numbers for example 2×2=4
        
                    
             
        
        
        
Step-by-step explanation:
20a + 158+6c=you will expand the brackets 
 = so it is 120+60+48
20a+158+6c=120+60+48
20a+ 6c=120+60+48-158
20a+6c=70
20a divide by 20+6c divide by 6 on both side
a + c = 0.58
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Mean (Average):
6.42857
Median (Middle):
8
Mode (Most Common):
4,8
 
        
                    
             
        
        
        
140oz I believe because you just do 14oz times 10 because one dozen is 12 and 12 times 10 is 120.