The recent GCSE exam left many students baffled. Here's how to solve one of more challenging questions. Thanks to Joe and Rob for the suggestion!

The 'impossible' question on GCSE exam that had 16-year-olds across the country stumped
https://www.manchestereveningn....ews.co.uk/news/great
Thousands of kids left baffled by ‘impossible’ GCSE question they claim can’t be solved – do you know the answer?
https://www.thesun.co.uk/news/....18647879/kids-left-b
Science Filtered solution on Twitter
https://twitter.com/ScienceFil....tered/status/1527696
HarrySurplus solution on Twitter
https://twitter.com/harrysurpl....us/status/1527619111

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