Where does it say in the bible or 10 commandments it is a sin for a boy compete in a sport against a girl.
Without getting into a huge religious debate. . . Let me explain that the Catholic Faith does not just base everything off the Bible. The Catholic Faith asserts that Catholic Church Traditions are equivalent to the Bible when building a platform of faith. In other words, something does not have to be in the Bible or 10 Commandments for it to be a staple of the Catholic Faith.
