What are the advantages of mix marriage between different races and religion?

a mixed marriage with races is fine.

religion is tough. if you believe strongly in your religion and ur spouse theirs, it could cause conflict, and hurt feelings, depends on the people.

The most significant benefit/advantage of mixed race-religion marriages is that it can help to remove the social and cultural barriers that have divided people for much to long. It can help people to appreciate the cultures and value systems of others without feeling threatened. It will be like trying different flavors of food and developing a taste for variety.