Answer:
$40 was the original price.
Step-by-step explanation:
10% = 0.1
36 / (1 - 0.1) = 40
 
        
                    
             
        
        
        
Answer:
c
Step-by-step explanation:
 
        
             
        
        
        
Answer:
ok
Step-by-step explanation:
ok
 
        
                    
             
        
        
        
Answer:
12
Step-by-step explanation:
 ( J , Q, K 4 each)
so prob that for 2 cards, both cards are face
= C(12,2)/C(52,2) = 66/1326 = 11/221