Answer:
B
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
3.7%
Step-by-step explanation:
We know that from this situation, the probability of drawing a single green marble is 1/3. However, to find the probability of drawing 3 green marbles, we will need to do:

We get a probability of:
 
 
This converts to a percentage of:

We get a percentage of 3.7%
 
        
             
        
        
        
Answer:
30 J
Step-by-step explanation:
W = mg = 3 N
h = 10 m
Potential Energy = mgh = 3*10 = 30 J
 
        
             
        
        
        
Answer:
2
Step-by-step explanation:
(8(1/2)-3)/(1/2)
(4-3)/(1/2)
1/(1/2)
1*2
Your answer is 2, hope this helps