Sure i can help where is it?
 
        
             
        
        
        
Step by Step Answer:
10% of 460 = 46
46 x 9 =414
The Art Club sold 414 shirts.
        
             
        
        
        
Approximately 1.143 L of peroxide should be added to the original solution. 
        
                    
             
        
        
        
Percent means parts out of 100 so 
22%=22/100=0.22
'of' means multiply
'is' means =
36 is 22% of what
36=0.22 times what
divide both sides by 0.22
163.636363=what
the number is163.636363.... 
        
             
        
        
        
Answer:
I am not so clear about this question