Question

If y varies inversely as x, and y = 4 as x = 8, find y for the x-value of 2.

Answer 1

y =k/x
here k is constant of proportionality

Answer 2

would it be 16

Answer 3

y=4 and x=8
4=k/8
k=32
y=32/x
at x=2
y=32/2=16