SOLUTION: Find the missing value for each variation If Y varies inversely with X and Y = 4 when X = 2, find Y when X = 8

Algebra ->  Graphs -> SOLUTION: Find the missing value for each variation If Y varies inversely with X and Y = 4 when X = 2, find Y when X = 8      Log On


   

Question 1000363: Find the missing value for each variation
If Y varies inversely with X and Y = 4 when X = 2, find Y when X = 8
Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
Hi there,
Y varies inversely with X
Y = k/X
k = constant of proportionality.
Find 'k'
Y = k/X
4 = k/2
k = 8
Formula:
Y = 8/X
.........
Y = 8/X
Y = 8/8
Y = 1
Hope this helps :-)