7 by 2 for each blanket. If you split 28 into 2 sheets, its 14, sooo.
        
             
        
        
        
Answer:
The right answer is "5.9". A further solving is provided below.
Step-by-step explanation:
The given values are:
Initial Magnitude,
M₁ = 3.9
Let Second magnitude be M₂.
Now,
⇒  
On substituting the values, we get
⇒  
On putting the value of "log 120", we get
⇒  
On adding "3.9" both sides, we get
⇒  
⇒                    
 
        
             
        
        
        
1/5. Reduce your fraction of 200/250.
        
             
        
        
        
Answer:27
Step-by-step explanation:
 
        
             
        
        
        
1) x= -7
2) x= -5
3) x=-22
4) x =8 
Not sure about the last one tho 
I tried to help :)