The Pet Shop had four blackbirds 10 red birds eight blue birds and 12 gray Birds what is the ratio of black birds to gray Birds

The ratio of black birds to gray birds can be calculated by dividing the number of black birds by the number of gray birds.

Number of black birds = 4
Number of gray birds = 12

Ratio = 4/12 = 1/3

So, the ratio of black birds to gray birds is 1:3.