It should be 13.8. hope this helps
        
             
        
        
        
Answer:
x¹²,8x⁴,6x,2x,1
Step-by-step explanation:
x²×x⁶×x⁴=x¹²
x^4(8) =8x⁴
x^1(6) =6x
x^1(2) =2x
x^0 = 1
 
        
             
        
        
        
There are a total of 900 students at Molly’s school. 810 is 90% of 900. 90% of students did not wear a silly hat.