Encourage her and say that exams are not the end of life there are still a lot if distance to travel. say her to keep an eye on the top most stone of her aim  and to work hard for that day an night
10 4 10
I will tell her that she should give more time to her study side aand work hard in order to succeed in exams.Secondly, she should not blame teacher instead she should obey her elder and take guidelines from teacher .She should concentrate more on her studies.
6 4 6