Question

y varies inversely as twice x. When x = 2, y = 5. Find y when x = 10.

y = 1

y = 8

y = 10

y = 20

Answer 1

Is It 20

Answer 2

y varies inversely as x MEANS y = k/x

y varies inversely as twice x MEANS y = k/(2x)

Answer 3

@tkhunny So Its 20?

Answer 4

I don't know. How did you get that.