Answer:
???
Step-by-step explanation:
What is the question?
 
        
             
        
        
        
Answer:

Step-by-step explanation:
Let v be the speed after the collision of both the cars.
Now, momentum is given by: mass × velocity, then by equating the total momentum before and after the collision of the two cars, we get

⇒
⇒
⇒
Thus, they are moving at the velocity of 
 
        
                    
             
        
        
        
Answer:
the answer is 2
Step-by-step explanation:
 
        
             
        
        
        
Ayden bought 4 oranges. 
Explanation: 
4.20 divided by 6 will give you 0.7 
0.7 times 4 gives you 2.8
        
             
        
        
        
Answer:
a. 
b. 
c. 
Step-by-step explanation:
Given:
 ,
,  and
 and 


