LifestyleA-levelsThousands of students will be gearing up to receive their A Level results today. But if you think you're smarter than an 18-year-old – see how you get on with this tricky maths question...10:30, 13 Aug 2026The time has finally come for thousands of students as they pick up their A Level results today (August 13). It's no doubt one of the most daunting days in the calendar for teenagers who are anxiously waiting to see what their future holds.‌Many will be rushing to their schools and colleges from 8am to pick up their physical results slips, wondering what it means for their university choices. Now if you want to know what it's like being in their shoes during those exams, see how you get on with this Paper 3 maths question which is really confusing adults. So have you got what it takes?‌Posting on TikTok, user @freemathstutor_uk who boasts 132,000 followers, shared the 7-mark sum which you'll need a paper and pen in order to make some notes.‌Content cannot be displayed without consentQuestionA team game involves solving puzzles to escape from a room. Using data from the past, the mean time to solve the puzzles and escape from one of these rooms is 65 minutes with a standard deviation of 11.3 minutes.After recent changes to the puzzles in the room, it's claimed the mean time to solve the puzzles and escape has changed. To test this claim, a random sample of 100 teams is selected.‌The total time to solve the puzzles and escape for the 100 teams is 6,780 minutes. Assuming the times are normally distributed, test at the 2% level the claim the mean time has changed.How to find the solutionYou'll have to define or state what a mean is, which is the total of numbers divided by how many numbers there are. Next state how the data is originally distributed. Once you know the set up, you can calculate the answer.If you set a timer, just remember the clock is ticking. If you're confident you might know the answer, that's great as we're about to share the conclusion below.‌AnswerIf you answered there was evidence to show the mean time is different, you're correct. In the video, the tutor showed his calculations before he revealed the final outcome.He said: "We reject the H0 (null hypothesis) and there is sufficient evidence to show the mean time has changed."So how did you get on with the maths question? Let us know in the comments section below.Article continues belowIn the comments section, it received mixed opinions. One said: "I'm so cooked," while another asked: "Why is the mean for the sample set still 65. Should it not be 67.8." And a third simply wrote: "So easy."According to last year's UCAS figures, the proportion of students receiving top A level results reached a record high with schools likely facing pressure to continue to produce these outcomes.It found 28.3% of all grades across all students in England, Wales and Northern Ireland scored an A* or A in 2025. If you're receiving any results today, we wish you all the luck!Choose Daily Mirror as a 'Preferred Source' on Google News for quick access to the news you value.‌TeenagersA-levels