first exam included basic logical questions : 1. what is the angle of a analog watch showing 3:15 2. Imagine you'r in the desert, needed to cross 700km of sand. you have 7kg gold bar which you can only cut twice. in order to cross the desert you found yourself a vicious taxi driver which will take apportion of that gold bar and it will be equivalent to the km he will take you. you cant pay in front the whole 7kg. 3. 9 barrels riddle : you can scale only twice the barrels however you want, all eight barrels weight is equivalent except one heavier barrel. find the heavy barrel.
