Answer:
B) Rational
Step-by-step explanation:
The square root of .0081 is .09, which is a very real number
 
        
                    
             
        
        
        
Answer:
A
Step-by-step explanation:
beacause if you try to multiple 4x7.5 divided by 2 try it 
 
        
             
        
        
        
Answer:
9
Step-by-step explanation:
18:2
?:1
?=9
 
        
                    
             
        
        
        
Answer:
x > -2 
Step-by-step explanation:
-3x + 12 < 18
Subtract the 12 from both sides and you'll get:
-3x < 6 
Divide by -3 
x > -2 
You flip the sign when you mulitply by a negative number 
Hopefully this helps, sorry if it doesn't