I think you should analyze your feelings and thoughts.
Reply of anger is not anger.
If result is bad, you have to accept it and work hard for the next exam.
You brother is going abroad for study you should feel happy and pray for him.
Inshallah when you reach to adult age you will also get a chance to go.
It is our luck we are all awarded with kinds of blessing.
Pray 5 times and read Quran-e-Pak daily with translation.