Answer:
the answer is 11%
Step-by-step explanation:
this is because
27/30x100=90
which is 90
but the difference between 100 and 90 is 10 
so its 10% but its closer to 11% 
so yeah
i am not sure if its correct
 
        
                    
             
        
        
        
The second attachment I solved in your another question.You may refer to that.
#1
Apply Pythagorean theorem
x²=10²-6²
 
        
                    
             
        
        
        
Answer:
b = $375 
Step-by-step explanation:
b = cost of the bench 
t = cost of the table 
t = b - 78
b + b - 78 = 672 
2b = 750 
b = $375
 
        
             
        
        
        
Alright so here it is
325/50=6.5
6.5*2=13
It would take 13 millimeters of sunscreen to cover 325 cm of skin