Answer:
7
Step-by-step explanation:
did the math
 
        
                    
             
        
        
        
Answer:
16 red and 20 blue 
Step-by-step explanation:
If you look at the picture there is 16 red 
So add 16+64=80 then 80+20=100
16 red
20 blue 
64 yellow
 
        
             
        
        
        
Answer:
12.543
Step-by-step explanation:
 
        
             
        
        
        
Answer:
1021
Step-by-step explanation:
1+1=2 and it needs to add up to 4 so you add in another 2 in the only place left for it to go which is in the tens place because the first and last number have to be the same and 0 has to go in the hundreds place.