Hannah's sweets gcse maths
WebJun 5, 2015 · So if Hannah has 10 sweets she has a 6/10 chance of pulling out an orange sweet first time and then a 5/9 chance of pulling one out second time. 6/10 X 5/9 = 30/90 or 1/3 Could you pass GCSE maths? WebJun 5, 2015 · Credit: Photo: ALAMY. The story of Hannah's sweets has hit the headlines. Students doing a Maths GCSE exam were left flummoxed by this question: Hannah has 6 orange sweets and some yellow sweets ...
Hannah's sweets gcse maths
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Webpng, 64.74 KB. docx, 72.05 KB. png, 69.78 KB. A worked solution to a problem similar to the Hannah’s sweets question that went viral in the 2015 Edexcel Maths Examination. I have also included a couple alternative ways of doing it that I would refer to as ‘the easy way’ in a separate files (using the quadratic equation and solving by ... WebThat’s because there are 6 oranges and n sweets. If Hannah takes a sweet from the bag on her second selection, there is a 5/(n-1) chance it will be orange. That’s because there …
WebMathematical Sciences. The Department of Mathematical Sciences at Clark Atlanta University provides first-hand experience in solving significant mathematical problems. … WebJun 5, 2015 · When Hannah takes her first sweet from the bag, there is a 6/n chance it is orange. This is because there are 6 orange sweets and n sweets. With her second sweet, there is a 5/(n-1) chance that it ...
WebThe probability of getting an orange sweet the first time is 6/n. The probability of getting an orange sweet the second time is 5/n-1Times those together to get the probability of 2 orange sweets: 6/n x 5/n-1 = 30/n 2 - n This we're told equals a 1/3: 1/3 = 30/n 2 - n (then times the bottoms up)n 2 - n = 90 (take the 90 over to the left)n 2 - n ... WebJun 4, 2015 · Hannah has 6 orange sweets and some yellow sweets. overall, she has n sweets.The probability of her taking 2 orange sweets is 1/3. Prove that n^2-n-90=o Answer There are 6 orange sweets and n sweets overall. If she takes one, there is a 6/n chance of getting and orange sweet.
WebJun 5, 2015 · A question about Hannah's sweets angered some GCSE students A tricky GCSE maths question stumped thousands of students - but inspired them to take to Twitter to vent their anger and frustration.
WebJun 5, 2015 · A fiendishly difficult problem involving a girl named Hannah with two different colours of sweets stumped thousands - and many took to Twitter to complain. Nearly … cleanup old version downloadWebJun 5, 2015 · So how many sweets does Hannah have? The answer is 10. n = 10. 10² - 10 - 90 = 0. So if Hannah has 10 sweets she has a 6/10 chance of pulling out an orange … clean up old videosWebJun 5, 2015 · Hannah's sweets: the GCSE question that stumped Britain's students The head of Edexcel was quick to respond to all the fuss, saying that “Our exam papers are designed by an experienced team of ... clean up old photosWebJun 5, 2015 · If both sweets that Hannah eats are orange, then of course the first one must be orange, and so must the second one. We can calculate the probability of that … clean up old updatesWebJun 5, 2015 · Hannah has a bag containing n sweets, 6 of which are orange. She eats two sweets at random from the bag. The probability that the two sweets Hannah eats are both orange is 1 3. Show that n 2 − n = 90. Possible follow-up (I don't know if this was part of the original): how many sweets were there in total in the bag? probability quadratics Share Cite clean up old versions of windowsWebQueen Sweets Atlanta, Marietta, Georgia. 730 likes · 3 talking about this. Dessert Shop ... cleanup old windows 10WebApr 27, 2024 · Author’s note: This SSDD is based on the infamous Hannah’s Sweets GCSE question from 2015. The original GCSE question asked students to show that a quadratic could be formed in part (a) of … clean up old video software