I have 8 friends 1/8 like fish 3/8 like birds how many of my friends like cats

Answer 1

Well if 4 of them like cats then 4/8 = 1/2

If 3 of them like cats then 3/8

If 2 of them like cats then 2/3 = 1/4

if 1 of them like cats then 1/8

otherwise zer0