Question

In a class 30 of students, 13 have a cat and 7 have a dog. There are 4 students who

have a cat and a dog. What is the probability that a student has a dog given that they
have a cat?

Answer 1

4/13

Explanation:

"given that they have a cat?" means you are referring to only the students that have cats(that is the number on the bottom)

i am very bad at explaining math lol