Answer:
12, 994 gallons
Step-by-step explanation:
20(122) = 2440
15434 - 2440 = 12, 994
 
        
             
        
        
        
Answer:
6.
Step-by-step explanation:
6×5 = 30 (product=multiplication)
30+12=42 (increased=addition)
So, the answer is 6.
 
        
             
        
        
        
C 2 (-20)
He withdrew (took out) money twice.
That's -20 two times.