Kitzur Quiz – Siman 217

Sammy did not want to rip his brand new shirt upon hearing of the death of his immediate relative. Ten days later, he decided that he wanted to rip his shirt. Does "kriah" apply in such a scenario?

Yitzchak's father passed away 2 months before his bar mitzvah. When do the laws of mourning apply to him?

Yitzchak's brother passed away 3 days before his bar mitzvah. When do the laws of mourning apply to him?

If one was too ill to practice the laws of mourning, and was relieved of his illness 10 days after the passing of his relative, until when do the "30 days of mourning" last?