4,000,000 is 3,567,194 rounded (-:
        
             
        
        
        
Answer:
the volume of sphere will be equal to that of the volume of cube as change in shape doesn't effect the volume.
using,
Volume of sphere = volume of cube.
= a^3
Step-by-step explanation:
 
        
             
        
        
        
Answer:
A= a slope of 4
B= a slope of 5
C= a slope of 3
Note: All are positive slopes
 
        
             
        
        
        
 Answer:
8.64% 
Step-by-step explanation:
Write it as a decimal
7/81 = 0.0864
0.0864 is the decimal representation for 7/81
For Percentage Conversion :
step 1 To represent 0.0864 in percentage, write 0.0864 as a fraction
Fraction = 0.0864/1
step 2 multiply 100 to both numerator & denominator
(0.0864 x 100)/(1 x 100) = 8.64/100
8.64% is the percentage representation for 7/81
 
        
             
        
        
        
Two parallel lines never intersect, therefore they will never have a solution. 
One line could be x=6 and the other could be x=2
Hope this helps :)