As Rishi Sunak wants to scrap A-level exams for a new style of qualification, we take a look at two particularly tricky questions from previous exams. Adults are racking their brains to find the answer

As Rishi Sunak is considering scrapping A-level exams in favour of a new style of Baccalaureate, where pupils would study more subjects after the age of 16, many are wondering what that new system would look like.