[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-622824-105":59,"doc-detail-622824-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","level-3-mathematical-studies-paper-1-paper-2c-january-2025-version-30-1350","Level 3 Mathematical Studies - Paper 1 & Paper 2C - January 2025 Version 3.0 - 1350","","Updated question exemplars for Level 3 Mathematical Studies (Paper 1 & Paper 2C), January 2025 version 3.0. Includes a sampling and proportions problem where Rafiq selects 75 students using equal counts by year group, followed by an identification of the sampling method and analysis of advantage/disadvantage. Also covers student loan growth with formula selection and repayment timing, plus a playground slide physics task using motion time, speed graphs, acceleration description, and safety-condition checking.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/level-3-mathematical-studies-paper-1-paper-2c-january-2025-version-30-1350/622824/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/level-3-mathematical-studies-paper-1-paper-2c-january-2025-version-30-1350/622824.png","ImageObject",300,407,{"name":92,"@type":93},"Mafia Boss","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-04","2026-10-20",true,{"@type":102,"interactionType":103,"userInteractionCount":81},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What sampling method is used when Rafiq takes 15 students from each of five year groups?","Question",{"text":112,"@type":113},"Rafiq’s method is based on taking an equal number from each year group. The question asks for the sampling method name and for the advantage and disadvantage of that approach.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How do you determine the sampling method for Ellen’s approach based on year-group proportions?",{"text":117,"@type":113},"Ellen chooses the sample size from each year group in proportion to the total number of students in that group. The question asks for the sampling method name and how much larger her Year 7 share should be compared with Year 11.",{"name":119,"@type":110,"acceptedAnswer":120},"In Question 3, how are time and acceleration obtained from the speed-time information?",{"text":121,"@type":113},"The slope time is found using the average speed and the slope length. Then the graph is used to estimate how long the child travels at more than 2 m/s, followed by describing acceleration on the slope and on the run-out and checking which design fails safety conditions.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},622824,1792467153,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":81,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":129,"read_time":36,"preview_page_count":4},962090760730,"https://ap-avatar.wpscdn.com/davatar_9964176cb1d06d4a9deccf72a44ae3dc","Updated Question Exemplars  \nLevel 3 Mathematical Studies 1350  \n Paper 1 & Paper 2C   \nJanuary 2025 Version 3.0  \n1350/1  \nBefore (Q1 June 2023):  \n1 Rafiq and Ellen are doing surveys about favourite school lessons.  \nThey each want to take a sample of 75 students from their school. The table shows the number of students in each year group.  \n\n| Year 7 | Year 8 | Year 9 | Year 10 | Year 11 |\n| --- | --- | --- | --- | --- |\n| 216 | 203 | 163 | 174 | 144 |\n\n1 (a) To get his sample of 75, Rafiq asks 15 students from each of the five year groups.  \nWhat is the name of this sampling method?  \n[1 mark]  \n1 (b) Give one advantage and one disadvantage of Rafiq’s sampling method.  \n[2 marks]  \nAdvantage   Disadvantage    \n1 (c)  \n1 (d)  \nEllen decides that the number in her sample from each year group should be in proportion to the total number of students in that group.  \nWhat is the name of this sampling method?  \n[1 mark]  \nThere are 900 students in the school.  \nHow many more Year 7 students than Year 11 students should Ellen have in her sample?  \n[2 marks]  \nAfter:  \n1 Rafiq is doing a survey about favourite school lessons.  \nHe wants to take a sample of 75 students from his school. The table shows the number of students in each year group.  \n\n| Year 7 | Year 8 | Year 9 | Year 10 | Year 11 |\n| --- | --- | --- | --- | --- |\n| 216 | 203 | 163 | 174 | 144 |\n\n1 (a) Rafiq asks 15 students from each of the five year groups.  \nWhat is the name of this sampling method?  \n[1 mark]  \n1 (b) Give one advantage and one disadvantage of Rafiq’s sampling method.  \n[2 marks]  \nAdvantage   Disadvantage    \n1 (c) Name a more appropriate sampling method Rafiq could use and describe how he would obtain his sample.  \n[3 marks]  \nBefore (Q2 June 2019)  \nUse Student loans from the preliminary material.  \n2 Andrew started university in September 2015 and took out a student loan.  \nHe graduated from university in July 2018 and started work with an  \nannual salary of £18 000.  \nHe receives a pay rise of 5% every January, and an inflationary increase of 2% every April. The spreadsheet shows some information about his salary.  \n\n|  | A | B | C |\n| --- | --- | --- | --- |\n| 1 | 2018 | July | 18 000.00 |\n| 2 | 2019 | Jan | 18 900.00 |\n| 3 | 2019 | April | 19 278.00 |\n| 4 | 2020 | Jan | 20 241.90 |\n| 5 | 2020 | April |  |\n| 6 | 2021 | Jan |  |\n| 7 | 2021 | April |  |\n\n2(a) What formula would give the correct value for cell C4?  \nCircle your answer.  \n[1 mark]  \n=C3*1 .5 =C3*1 .2 =C3*1 .02 =C3*1 .05  \n2(b) Complete the spreadsheet.  \nGive each value correct to the nearest penny.  \n[2 marks]  \n2 (c) In which month and year will Andrew have to start paying back his student loan?  \n[1 mark]  \n2 (d) Work out Andrew’s first month’s student loan repayment.  \n[4 marks]  \nAfter:  \nUse Student loans from the preliminary material.  \n2 Andrew started university in September 2015 and took out a student loan.  \nHe graduated from university in July 2018 and started work with an  \nannual salary of £18 000.  \nHe receives a pay rise of 5% every January, and an inflationary increase of 2% every April. The spreadsheet shows some information about his salary.  \n\n|  | A | B | C |\n| --- | --- | --- | --- |\n| 1 | 2018 | July | 18 000.00 |\n| 2 | 2019 | Jan | 18 900.00 |\n| 3 | 2019 | April | 19 278.00 |\n| 4 | 2020 | Jan | 20 241.90 |\n\n2(a) What formula would give the correct value for cell C4?  \nCircle your answer.  \n[1 mark]  \n=C3*1 .5 =C3*1 .2 =C3*1 .02 =C3*1 .05  \n2 (b) Work out the month and year, and the amount, of Andrew’s first month’s student loan repayment.  \n[7 marks]  \n1350/2C  \nBefore (Q3 June 2023):  \n3 Playground slides are designed so that children slow down safely at the end of the slide on a horizontal run-out.  \nThe diagram shows the dimensions important in slide design.  \nh is the height of the slide.  \nl is the slope length of the slide.  \nr is the run-out.  \n3 (a) A slide is designed with slope length l = 3 m  \nOn this slide a child has an average speed of 2.04 ms–1","cbCaikkla2oOkVpl","https://ap.wps.com/l/cbCaikkla2oOkVpl","pdf",503832,16,"English","# Updated Question Exemplars\n## Level 3 Mathematical Studies 1350\n## Paper 1 & Paper 2C\n## Question 1: Sampling from year groups\n## Question 2: Student loan salary growth and repayments\n## Question 3: Playground slide motion and safety conditions","[{\"question\":\"What sampling method is used when Rafiq takes 15 students from each of five year groups?\",\"answer\":\"Rafiq’s method is based on taking an equal number from each year group. The question asks for the sampling method name and for the advantage and disadvantage of that approach.\"},{\"question\":\"How do you determine the sampling method for Ellen’s approach based on year-group proportions?\",\"answer\":\"Ellen chooses the sample size from each year group in proportion to the total number of students in that group. The question asks for the sampling method name and how much larger her Year 7 share should be compared with Year 11.\"},{\"question\":\"In Question 3, how are time and acceleration obtained from the speed-time information?\",\"answer\":\"The slope time is found using the average speed and the slope length. Then the graph is used to estimate how long the child travels at more than 2 m/s, followed by describing acceleration on the slope and on the run-out and checking which design fails safety conditions.\"}]","Level 3 Mathematical Studies - Paper 1 & Paper 2C - January 2025 Version 3.0 - 1350 | PDF"]