Answer:
If you beg for help like that you won't get any.
Step-by-step explanation:
 
        
             
        
        
        
283.5
So you multiply 6.75 by 21 stools to find the total number of meters. Then you multiply that by 2.
 
        
             
        
        
        
6w is the 6 times a length w
        
                    
             
        
        
        
10 pieces of silverware laid in a row if 3 are identical spoons, 4 are identical forks, and 3 are identical knifes
The arrangement of 'm' objects on which 'n' objects are of same kind is 
Given: 10 pieces of silverware so its 10!
3 are identical spoons so its 3!
 4 are identical forks so its 4!
 and 3 are identical knifes so its 3!
Arrangements made =  = 4200
 = 4200