Answer:
0.4
Step-by-step explanation:
Find square root of 12 and 15
12=3.46 rounded to 3.5
15=3.87 rounded to 3.9
0.9-0.5=0.4
 
        
             
        
        
        
If you are looking for the value of N, multiply both sides by 4. The value of N is 4900.
        
             
        
        
        
Mary<span> is 2x = 2*12 = </span>24 years old<span>.</span>
        
             
        
        
        
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
The value 5 represent in this situation is letter B which is "
<span>The value of the quarters in the bowl on Week 1 was $5."</span>
        
                    
             
        
        
        
Jeff is correct because:
2 sides of a triangle must always be longer than the other side, so:
12+8>19
19+8>12
12+19>8
Since all of them are true, Jeff is correct