B is correct
12/3=4
-> 3 x 4 = 12
        
                    
             
        
        
        
9514 1404 393
Answer:
   none
Step-by-step explanation:
No work is required to maintain an object at a constant speed with no change in direction. Work is only done when an object is accelerated, or moved some distance in the direction of the net force applied.
you would do no work
 
        
             
        
        
        
Answer:
400
Step-by-step explanation:
this is most likely wrong cuz im dum
 
        
             
        
        
        
Answer:
We have that 
Step-by-step explanation:
We have just to replace n=10 on the general equation

Therefore: 
