Past exams can be found here. The exam this year may be a bit more specific than some of the questions given in past years.
I have looked through Ex. 2 from the bureaucratic agency exercise. As far as I can see, we can't find a closed form solution. Details can be found here
There is a typo in Seminar question 2) 2. on employment relations: It should read R = r[u (w,e)/r – Vu]