Answer:
5
Step-by-step explanation:
 
        
             
        
        
        
Answer:
a) 8
b) 12
Step-by-step explanation:
With orange: 2×2×2 = 8
With yellow: 2×2 = 4
Total = 8+4 = 12
 
        
             
        
        
        
Answer:
80
Step-by-step explanation:
because if you want to find a common denimeter we have mulitly the deometer to find the answer 
sorry if it is wrong
 
        
             
        
        
        
B is the answer I think but so t take my word for it