<span>
The  good answer is 9
(9:9=1 and 27:9=3)</span>
        
             
        
        
        
For the first question the answer is the second option.
For the second question the answer is the first option.
Hope I didn't mess up for your sake
        
                    
             
        
        
        
Answer:
If the statement is true, lines a and b are parallel
Step-by-step explanation:
This is due to lines intersecting with line m at identical angles.
 
        
             
        
        
        
Answer:
40
Step-by-step explanation:
Let the number be y
-1/2 × y = -20
y = -20 ÷ -1/2
y = 20 × 2
y = 40
 
        
             
        
        
        
Answer:
60
Step-by-step explanation:
0.25
2×5
10
0.25×10
=2.5
;4×6
=24
:2.5×24
=60