Tricky GCSE maths question stumped 99% of students last year – can YOU guess it correctly?

WITH exam season officially in full swing, many of us will be delighted that GCSEs are a thing of the past. However, will your GCSE maths grade hold up against a recent exam question that only 1% of pupils got correct? AQA has revealed the number of correct answers in last year's maths exams, and...