Answer:
Square root of 36.
Step-by-step explanation:
The square root of 36 = 6  so this is rational.
Recall that a rational number is one that can be written as a/b  where a and b are not 0. 6 can be written as 6/1.
 
        
                    
             
        
        
        
Well 16 ounces equals a pound. So 16+16=32 ounces.
So 32 ounces times $0.30 equals 9.6.
So 2 lbs should cost $9.6.
Hope this helps.
        
             
        
        
        
She will have 3/4ths cake left because she ate 4/5ths the night before and the next morning she ate 1/4th of the cake, it is 1/4 because that's what was left of the cake from 4/5ths of what she ate the night before. Hope this helps the answer is 3/4th.