Answer:
1) 4 members have both pencil's and eraser's
i dont know others sry frnd
 
        
             
        
        
        
Answer:(0,3)
Step-by-step explanation:
 
        
             
        
        
        
A is 82
a = 42.69
c= 43.11 
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Answer:
15
Step-by-step explanation:
By order of operations, multiplication and division are done first, then the addition and subtraction. Remember, multiplication and division have the same precedence, as does addition and subtraction. 
21*6 = 126
126/7 = 18
18 + 12 = 30
30 - 15 = 15