I would would say 7. 
Mom + Dad + daughter + daughter + daughter + daughter + plus one brother = 7
Since they are all sisters and it says each one has one brother I think that would mean 7. That's just my comprehension of the question, though I may 100% wrong.
        
                    
             
        
        
        
Answer: 1.92 x 10^8
Step-by-step explanation:
 
        
             
        
        
        
The area of regular hexagon is 166.27688 inch².
<h3>What is area?</h3>
The area is the amount of space within the perimeter of a 2D shape. 
Given:
side = 8 inch
Using
Area of regular hexagon = 3 √3/2 * a²
= 3 √3/2 * 8*8
=96√3
= 166.27688 inch²
Learn more about area of regular hexagon here:
brainly.com/question/28017892
#SPJ1
 
        
             
        
        
        
Answer:
A and B
Step-by-step explanation:
Given
8 > 3 + 
Isolate the term in t by subtracting 3 from both sides
5 >  ( multiply both sides by 4 )
 ( multiply both sides by 4 )
20 > t ⇒ t < 20
t = 12 and t = 16 are both less than 20
Hence A and B