Yes hbu have to tell me that I’m going on to a nap I just got off
        
             
        
        
        
C
the sum to infinity of a geometric series  = 
where a is the first term and r the common ratio
=  = 81 × 3 = 243
 = 81 × 3 = 243
 
        
             
        
        
        
The answer is 1 whole and 1 /18. Hope this helps!
        
             
        
        
        
Answer:
$52
Step-by-step explanation:
3 books → $13
1 book → $13/3 
12 books → $13/3 x 12 = $52
 
        
             
        
        
        
Answer:
c
Step-by-step explanation: