":"/gcse/maths/wjec/grade-2-2-1-calculation-problems/questions","formulaUrl":null,"initialIndex":54,"initialQuestionWindow":[{"id":"fc70770d-572b-47c5-b3db-9cd9c2ba032b","revisionId":"891717b6-29ba-465a-a0c1-9fb02c002946","questionNumber":"12","questionType":"LA","specification":"Noah and Mia saved a total of £482.\n\nMia saved £34 more than Noah.","difficulty":1,"difficultyBand":"medium","totalMarks":2,"sourceTitle":"Calculation Problems","calculatorUse":"non_calc","parts":[{"id":"faf3f23f-268c-4424-bf44-475289979e56","label":"0","content":"How much did Noah save?","markscheme":"- Method to find Noah's share: $(482 - 34) \\div 2$ M1\n- Final answer: $224$ A1","marks":2,"order":0,"markingRubric":{"totalMarks":2,"points":[{"id":"p1","marks":1,"description":"Shows a valid method to find Noah's savings, e.g., $(482 - 34) \\div 2$.","code":"M"},{"id":"p2","marks":1,"description":"Final answer of $£224$.","code":"A"}],"finalAnswers":["224"],"generatedAt":"2026-05-05T10:19:59.179Z","modelVersion":"gemini-3-flash-preview"},"explanation":{"methods":[{"id":"remove_extra_then_share","label":"Remove the extra, then share","steps":[{"type":"hyper_latex","block":{"nodes":[{"latex":"$$\\text{Two Noah-sized amounts}=\\htmlData{anchor=subtraction}{482-34}$"},{"latex":"$$\\text{Two Noah-sized amounts}=\\htmlData{anchor=remainder}{448}$"}],"connections":[{"to":"remainder","from":"subtraction","color":"sky","label":"subtract"}]},"order":1,"title":"Remove the extra","description":"Mia saved £34 more than Noah, so subtract her extra amount from the total. Think of removing the extra £34 from Mia's amount. The £448 left is two equal Noah-sized amounts."},{"type":"hyper_latex","block":{"nodes":[{"latex":"$$448\\div 2=224$"},{"latex":"$$\\text{Noah saved }\\pounds 224.$"}]},"order":2,"title":"Share equally","description":"The £448 is two equal Noah-sized amounts, so divide by 2 to find Noah's saving. Completing the method (482 − 34) ÷ 2 earns M1, and the correct answer £224 earns A1."}]}],"generatedAt":"2026-07-20T10:55:31.853Z","modelVersion":"gpt-5.6-sol","explanationVersion":"v3"},"options":[]}],"options":[],"explanation":null,"firstAttemptFullMarks":null},{"id":"6cb0e3bd-2336-45a5-ab97-ab69c7357b4b","revisionId":"95482ea2-d0f3-4c7f-88dc-324a7171c519","questionNumber":"13","questionType":"LA","specification":"Abigail has boiled a kettle. She has 1.7 litres of water.\n\nAbigail wants to make as many cups of tea as possible. For each cup of tea she needs 200ml of water.","difficulty":1,"difficultyBand":"medium","totalMarks":3,"sourceTitle":"Calculation Problems","calculatorUse":"non_calc","parts":[{"id":"3264acba-bb0d-452c-ba35-e346f2dbdc9d","label":"0","content":"How many cups of tea can Abigail make?","markscheme":"- Converts units: $1.7$ litres $= 1700$ ml B1\n- Division: $1700 \\div 200 = 8.5$ M1\n- Final answer: 8 cups A1","marks":3,"order":0,"markingRubric":{"totalMarks":3,"points":[{"id":"p1","marks":1,"description":"Converts $1.7$ litres to $1700$ ml.","code":"B"},{"id":"p2","marks":1,"description":"Divides the total volume by the volume per cup ($1700 \\div 200$).","code":"M"},{"id":"p3","marks":1,"description":"Final answer of 8 cups.","code":"A"}],"finalAnswers":["8"],"generatedAt":"2026-05-05T10:19:59.179Z","modelVersion":"gemini-3-flash-preview"},"explanation":{"methods":[{"id":"convert_then_divide","label":"Convert then divide","steps":[{"type":"hyper_latex","block":{"nodes":[{"latex":"$$1.7\\text{ litres}=\\color{@sky}{\\htmlData{anchor=convert_from}{1.7\\times1000\\text{ ml}}}$"},{"latex":"$$1.7\\text{ litres}=\\color{@sky}{\\htmlData{anchor=convert_to}{1700\\text{ ml}}}$"}],"highlights":[{"color":"sky","style":"text-color","anchor":"convert_from"},{"color":"sky","style":"text-color","anchor":"convert_to"}],"connections":[{"to":"convert_to","from":"convert_from","color":"sky","label":"multiply"}]},"order":0,"title":"Convert to millilitres","description":"Use the same unit as the water needed for each cup. There are 1000 ml in 1 litre, so multi

Calculation Problems

Question 53

Calculation Problems Questions

Calculation Problems

Question 53

Calculation Problems Questions