Lower Quartile-21
Upper Quartile-52
Interquartile Range- 31
Hope this helps !! 
        
                    
             
        
        
        
Eliminate y's
multiply second equaiton by 4
4x+4y=-4
add to first equation
3x-4y=-24
<u>4x+4y=-4 +</u>
7x+0y=-28
7x=-28
divide both sides by 7
x=-4
sub back
x+y=-1
-4+y=-1
add 4 to both sides
y=3
(x,y)
(-4,3)
D is answer
        
                    
             
        
        
        
9514 1404 393
Answer:
   2000
Step-by-step explanation:
Expanded form:
   80 × (20 + 5)
Partial products:
   80 × 20 = 1600
   80 × 5 = 400
Sum of partial products: 1600 + 400 = 2000.
 
        
             
        
        
        
Answer:
15.7 feet
Step-by-step explanation:
What we are looking for here is the perimeter/circumference of the table. The formula for the circumference of a circle is diameter x pi. The diameter is 2x the radius so I did 5 x 3.14, 3.14 being in place for pi. Hope this helps! : )