SOLUTION: Does the data in the table represent a direct or an inverse variation? Write an equation to model the data. x 10, 20, 30, 40, 50 y 15, 7.5, 5, 3.75, 3

Algebra ->  Radicals -> SOLUTION: Does the data in the table represent a direct or an inverse variation? Write an equation to model the data. x 10, 20, 30, 40, 50 y 15, 7.5, 5, 3.75, 3      Log On


   

Question 449008: Does the data in the table represent a direct or an inverse variation?
Write an equation to model the data.
x 10, 20, 30, 40, 50
y 15, 7.5, 5, 3.75, 3
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

 

Hi,

x 10, 20, 30, 40, 50

y 15, 7.5, 5, 3.75, 3

 y = k/x  |Inverse variation

 15 = k/10  |Finding k, the constant of the variation

150 = k

 y = 150/x

 7.5 = 150/20

  5 = 150/30

 3.75 = 150/40

  3 = 150/50