Answer: 1 out of 6
Step-by-step explanation:  A number cube has 6 numbers on it. Only one of them is a two. If she were using two number cubes then she would have 2 out of 12 chances of landing on a number 2.
 
        
             
        
        
        
You do 3/5 minus 3/5 which cancels out to 0. Then you do 6 minus 4 which is 2. The answer is 2.
        
                    
             
        
        
        
I pretty sure the answer is 3.2 hours. I'm not completely sure though....
        
             
        
        
        
The grandparents that shop at Greggslist was 3 out of the 25 sampled.  That gives us a ratio of 3/25.  Convert this to decimal by dividing 3 by 25 and your answer is 
3/25 = 0.12
Answer #3