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

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?

in progress 0
Diễm Thu 6 months 2021-08-21T22:22:58+00:00 1 Answers 0 views 0

Answers ( )

    0
    2021-08-21T22:24:41+00:00

    Answer:

    4/13

    Step-by-step 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  

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )