Student protest against 'unfair' GCSE maths question goes viral
vocês que são do Brasil e de todo o mundo clica no aba de tradução que si localiza no inicio da pagina. Frustration at challenging riddle is trending on Twitter as online petition calls on exam board to change grading on ‘impossible’ test How to solve the maths GCSE question about Hannah’s sweets Maths stress. Students have vented their frustration about a tricky question on Twitter Photograph: Glow Images/Getty Images/Glowimages A challenging GCSE maths question has left students so confused and angry that they are calling on the exam board to lower its grade boundaries. The conundrum, set by Edexcel, involves a girl called Hannah, her bag of sweets and a perplexing equation: " There are n sweets in a bag. Six of the sweets are orange. The rest of the sweets are yellow. Hannah takes a random sweet from the bag. She eats the sweet. Hannah then takes at random another sweet from the bag. She eats the sweet. The probability that Hannah eats ...