Question

Urn 1, urn 2, …, urn 5 each contain p white and q black balls. one randomly chosen ball is transferred from urn 1 to urn 2, next one randomly chosen ball is transferred from urn 2 to urn 3, and so on till finally one randomly chosen ball is transferred from urn 4 to urn 5. if the ball transferred from urn 1 to urn 2 is white, what is the probability the ball transferred from urn 4 to urn 5 is white

Answer 1

the answer can be p-1/p+q.
may this helps you.
Mark as brainliest