suppose that x and y vary inversely, and x=30 when y=2. Find y when x=5

I don’t know- the first thing I would think is that x=15*y because 30=15*2

So that’s my thinking, which means that if x=5, then y=5/15 or 1/3 or as a decimal .33

However I’m not sure if that’s right- I hope it helps!