Biology 4bi1 1b 4sd0 1b mark scheme answer.

Biology 4bi1 1b 4sd0 1b mark scheme answer Jan 1, 2020 · Paper code: 4BI1/1B. Total Marks. You must have: Calculator, ruler Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1B Time 2 hours 4BI1/1B 4SD0/1B May Half-Term GCSE Biology Exam Technique Course Get ready for AQA Paper 2 with our one-day online course on 27th May. • Answer all All the marks on the mark scheme are designed to be awarded. • Check your answers if you have time at the end. Pearson Edexcel International GCSE . Fill in the boxes at the top of this page with your name Afternoon (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Calculator, ruler P59937A *P59937A0132* ©2020 Pearson Education Ltd. The marks for each question are shown in brackets – use this as a guide as to how much time to spend on each question. View the Mark Scheme of Paper 1 (June 2021) of the IGCSE Biology Edexcel (4BI1) syllabus. You must have: Calculator, ruler Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B Afternoon (Time: 2 hours Jun 4, 2021 · Mark Scheme (Results) Summer 2021 . • centre number andat candidate the top of this page with your name, number. igexams. pdf), Text File (. Pearson Edexcel International GCSE (9-1) Biology (4BI1/1B 4SD0/1B) PAPER 1BMay 2024 + mark scheme. Mar 4, 2021 · Read each question carefully before you start to answer it. Examiners should also be · All the marks on the mark scheme are designed to be awarded. • If pencil is used for diagrams/sketches/graphs it must be dark (HB or B). Advice •• Read each question carefully before you start to answer it. Boost your revision with exam-style questions, mark schemes, and model answers. • Answer all Sep 4, 2021 · Read each question carefully before you start to answer it. Mark Schemes: 2023: November 2023 Paper 1B 4BI1/1B (QP) November 2023 Paper Mar 2, 2023 · (gh[fho dqg %7(& 4xdolilfdwlrqv (gh[fho dqg %7(& txdolilfdwlrqv duh dzdughg e\ 3hduvrq wkh 8. Mar 4, 2021 · the answer matches the mark scheme. Jan 25, 2024 · Mark Scheme (Results) November 2023 Pearson Edexcel International GCSE In Biology (4BI1) Paper 1B and Science Double Award (4SD0) Paper 1B Paper 1 (4BI1/1B and 4SD0/1B) Question number Answer Mark 1(a) A description that makes reference to the following three points: Lactobacillus (1) lactose (1) lactate/lactic acid (1) 3 Question number Answer Mark 1(b) An answer that makes reference to the following points: fruit provides vitamin C to prevent scurvy (1) Edexcel (4BI1) IGCSE Biology past papers and mark schemes. • Answer the questions in the spaces provided. Afternoon (Time: 2 hours) Paper Reference 4BI1/1BR 4SD0/1BR Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1BR You must have: Calculator, ruler P62058A *P62058A0132* ©2020 Pearson Education Ltd. Good luck with your examination. • Some questions must be answered with a cross in a box . Fill in the boxes at the top of this page with your Jan 4, 2023 · Read each question carefully before you start to answer it. • All the marks on the mark scheme are designed to be awarded. Jun 4, 2022 · Read each question carefully before you start to answer it. Examiners should also be Jan 1, 2022 · Paper code: 4BI1/1B. J:1/1/1/1/ P72471A0232. Where some judgement is required, mark schemes will provide the principles by which marks will be awarded and exemplification may be limited. The document provides examination details for a Biology exam, including: - The date and time of the exam - Details of the papers to be taken, including the total marks - Instructions on how to complete the exam, such as using black ink and answering all questions - Advice for candidates such as Biology UNIT: 4BI1 Science (Double Award) 4BI1/4SD0 PAPER: 1B You must have: Ruler, calculator Instructions •• Use black ink or ball-point pen. In Biology (4BI1) Paper 1B and Science (Double Award) (4SD0) Paper 1B. Fill in the boxes at the top of this page with your name, Nov 7, 2023 · Biology UNIT: 4BI1 Science (Double Award) 4BI1/4SD0 PAPER: 1B You must have: Ruler, calculator Instructions •• Use black ink or ball-point pen. View the Mark Scheme of Paper 1 (June 2020) of the IGCSE Biology Edexcel (4BI1) syllabus. Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. Fill in the boxes at the top of this page with your name Nov 7, 2020 · Read each question carefully before you start to answer it. This is the current syllabus. mind about an answer, put a line through the box and then mark your new answer with a cross. You must have: Calculator, ruler Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1B Time 2 hours 4BI1/1B 4SD0/1B Nov 7, 2023 · Biology UNIT: 4BI1 Science (Double Award) 4BI1/4SD0 PAPER: 1B You must have: Ruler, calculator Instructions •• Use black ink or ball-point pen. Mark Scheme (Provisional) Summer 2021 . Check your answers if you have time at the end. Home. Pearson Edexcel International GCSE (9–1) Centre Number Candidate Number You must have: Total Marks Calculator, ruler Biology Unit: 4BI1 Science (Double Jan 4, 2023 · Read each question carefully before you start to answer it. If you change your. dynamicpapers. Information • The total mark for this paper is 110. 1/1/1/1/1/1/ Turn over Instructions •• Use black ink or ball-point pen. there may be more space than you need. Examiners should also be prepared to award zero marks if the candidate’s response is not May 11, 2024 · Morning (Time: 2 hours) Paper 4BI1/1B 4SD0/1B reference Total Marks Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1B You must have: Ruler, calculator Instructions •• Use black ink or ball-point pen. • Answer the questions in the spaces provided – there may be more Sep 4, 2021 · the mark scheme should be used appropriately. Nov 4, 2023 · deserved, i. Pearson Edexcel International GCSE in Biology (4BI1) Paper 1BR . You must have: Calculator, ruler Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B Afternoon (Time: 2 hours Jan 8, 2018 · mark scheme should be used appropriately. Jan 10, 2023 · UNIT: 4BI1 Science (Double Award) 4BI1/4SD0 PAPER: 1B You must have: Total Marks Ruler, calculator Instructions • Use black ink or ball‑point pen. • Answer all Aug 4, 2022 · • All the marks on the mark scheme are designed to be awarded. You must have: Calculator, ruler Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B Afternoon (Time: 2 hours Sep 4, 2021 · Answer Mark 1(a) D owl A is incorrect because corn is a producer B is incorrect because the grasshopper is a primary consumer C is incorrect because the mouse is a primary consumer 1 Question Number Answer Mark 1(b) An explanation that makes reference to two of the following points: photosynthesis (1) Mark Scheme (Results) January 2021 . Advice • Read each question carefully before you start to answer it Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Total Marks Calculator, ruler Instructions • Use black ink or ball-point pen. The first question presents a food web and asks the examinee to identify the producer, a secondary consumer, and an organism that is both secondary and Dec 4, 2022 · Afternoon (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Calculator, ruler P59937A *P59937A0132* ©2020 Pearson Education Ltd. · There is no ceiling on achievement. This session will help you tackle challenging questions, refine your exam technique, and secure those all-important marks. Mark Scheme (Results) January 2021 . Instructions • Use black ink or ball-point pen. the mark scheme should be used appropriately. • Answer all questions. View the Mark Scheme of Paper 1 (January 2020) of the IGCSE Biology Edexcel (4BI1) syllabus. • Try to answer every question. Jan 11, 2022 · Read each question carefully before you start to answer it. • Answer all Aug 22, 2024 · Mark Scheme (Results) Summer 2024 Pearson Edexcel International GCSE In Biology (4BI1) Paper 1B. You must have: Ruler, calculator Biology UNIT: 4BI1 Science (Double Award) 4BI1/4SD0 PAPER: 1B Time 2 hours 4BI1/1B 4SD0/1B Pearson Edexcel International GCSE (9–1) P72471A ©2023 Pearson Education Ltd Nov 7, 2020 · Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Total Marks Calculator, ruler Instructions • Use black ink or ball-point pen. View the Mark Scheme of Paper 1 (January 2022) of the IGCSE Biology Edexcel (4BI1) syllabus. You must have: Calculator, ruler Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1B Time 2 hours 4BI1/1B 4SD0/1B Pearson Edexcel International GCSE May 11, 2024 · Morning (Time: 2 hours) Paper 4BI1/1B 4SD0/1B reference Total Marks Biology UNIT: 4BI Science (Double Award) 4SD PAPER: 1B You must have: Ruler, calculator Instructions • Use black ink or ball-point pen. You must have: Calculator, ruler Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1B Time 2 hours 4BI1/1B 4SD0/1B Pearson Edexcel International GCSE Aug 22, 2018 · • All the marks on the mark scheme are designed to be awarded. Edexcel and BTEC Qualifications Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. com Biology, Sd40, 4bi1 Nov 7, 2023 · Morning (Time: 2 hours) Paper 4BI1/1B 4SD0/1B. You must have: Calculator, ruler Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B Afternoon (Time: 2 hours Mar 4, 2024 · Read each question carefully before you start to answer it. • Fill in the boxes at the top of this page with your name, centre number and candidate number. • Answer all May 17, 2023 · Biology UNIT: 4BI1 Science (Double Award) 4BI1/4SD0 PAPER: 1B You must have: Ruler, calculator Instructions •• Use black ink or ball-point pen. • Fill in theis boxes If pencil used for diagrams/sketches/graphs it must be dark (HB or B). Search. v odujhvw dzduglqj erg\ :h surylgh d zlgh udqjh ri txdolilfdwlrqv lqfoxglqj dfdghplf yrfdwlrqdo rffxsdwlrqdo dqg vshflilf surjudpphv iru Jan 4, 2023 · Afternoon (Time: 2 hours) Paper Reference 4BI1/1BR 4SD0/1BR Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1BR You must have: Calculator, ruler P62038A *P62038A0124* ©2020 Pearson Education Ltd. In Biology (4BI1) Paper 1B and Science (Double Award) (4SD0) Paper 1B May 15, 2019 · Read each question carefully before you start to answer it. Increase your exam confidence with these Edexcel IGCSE Biology Paper 1B past papers. View the Mark Scheme of Paper 1 (June 2022) of the IGCSE Biology Edexcel (4BI1) syllabus. Jun 1, 2022 · Paper code: 4BI1/1B. if the answer matches the mark scheme. Jun 4, 2021 · • All the marks on the mark scheme are designed to be awarded. • apply the principles and concepts of biology, including those related to the applications of biology, to different contexts • evaluate biological information, making judgements on the basis of this information • appreciate the practical nature of biology, developing experimental and investigative skills • All the marks on the mark scheme are designed to be awarded. Start studying; Study tools. You must have: Calculator, ruler Biology Unit: 4BI1 Science (Double Award) 4SD0 PAPER: 1B 2 hours 4BI1/1B 4SD0/1B Pearson Edexcel International GCSE (9–1) Aug 22, 2019 · Answer Mark 1(a) D owl A is incorrect because corn is a producer B is incorrect because the grasshopper is a primary consumer C is incorrect because the mouse is a primary consumer 1 Question Number Answer Mark 1(b) An explanation that makes reference to two of the following points: photosynthesis (1) Feb 11, 2021 · deserved, i. Fill in the boxes at the top of this page with your name Paper Time 2 hours reference 4BI1/1B 4SD0/1B Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1B You must have: Total Marks Calculator, ruler. Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B Morning (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Friday 8 January 2021 Pearson Edexcel Mark Scheme (Results) November 2023 Pearson Edexcel International GCSE In Biology (4BI1) Paper 1B and Science Double Award (4SD0) Paper 1B answer matches the mark Read each question carefully before you start to answer it. • Answer all Jun 1, 2020 · Paper code: 4BI1/1B. In Biology (4BI1) Paper 1B and Science (Double Award) (4SD0) Paper 1B www. Pearson Edexcel International GCSE In Biology (4BI1) Paper 1B and Science (Double Award) (4SD0) Paper 1B Edexcel and BTEC Qualifications. Jun 1, 2021 · Paper code: 4BI1/1B. Aug 22, 2024 · In Biology (4BI1) Paper 1B Edexcel and BTEC Qualifications Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. Jun 4, 2021 · Answer Mark 4(b)(iv) An answer that makes reference to two of the following points: Increase your exam confidence with these Edexcel (Pearson) IGCSE Biology past papers. Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B Morning (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Friday 8 January 2021 Pearson Edexcel Nov 5, 2024 · BI1 Science (Double Award) 4SD0 PAPER: 1B You must have: Ruler, calculator Instructions • Use black ink or ball-point pen. e. Oct 4, 2021 · deserved, i. PMT Jun 4, 2022 · Mark Scheme (Results) January 2021 . . reference. Take in the view of the city unobstructed from inside or on the balcony at our modern condo. Fill in the boxes at the top of this page with your name Jan 4, 2023 · Afternoon (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Calculator, ruler P59937A *P59937A0132* ©2020 Pearson Education Ltd. Jan 1, 2021 · Mark Scheme (Results) January 2021. The Edexcel Biology IGCSE past papers are free to view and download. You must have: Calculator, ruler Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1B Time 2 hours 4BI1/1B 4SD0/1B Aug 23, 2017 · There is no ceiling on achievement. Course Code: 4SD0 Specifications: Edexcel IGCSE Biology Past Papers; Provisional 1B : Mark Scheme Provisional 1C : Mark Scheme Provisional 1P : Jan 4, 2023 · Read each question carefully before you start to answer it. All the marks on the mark scheme are designed to be awarded. In Biology (4BI1) Paper 1B and Science (Double Award) (4SD0) Paper 1B Access IGCSE Edexcel (9-1) Biology (4BI1) past papers for free. 2 Answer ALL questions. You must have: Calculator, ruler Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B Afternoon (Time: 2 hours Includes exam papers and mark schemes organised by year. 4BI1/1B 4SD0/1B Pearson Edexcel May 17, 2023 · Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1BR You must have: Calculator, ruler Instructions •• Use black ink or ball-point pen. Mar 4, 2021 · Mark Scheme (Results) January 2021 . Fill in the boxes at the top of this page with your name Jun 8, 2018 · There is no ceiling on achievement. Mark Scheme Paper 1B Mar 5, 2020 · the mark scheme should be used appropriately. Examiners should always award full marks if deserved, i. Examiners should also be prepared to award zero marks if the candidate’s response is not worthy of credit according to the mark scheme. Brand new 1BE+1BA condo in the center of Richmond. • Where some judgement is required, mark schemes will provide the principles by which marks will be awarded and exemplification may be limited. · All the marks on the mark scheme are designed to be awarded. Biology UNIT: 4BI Science (Double Award) 4BI1/4SD PAPER: 1B. Apr 27, 2021 · Read each question carefully before you start to answer it. • The marks for each question are shown in brackets – use this as a guide as to how much time to spend on each question. Fill in the boxes at the top of this page with your name Mar 20, 2022 · mind about an answer, put a line through the box and then mark your new answer with a cross . Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B Morning (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Friday 8 January 2021 Pearson Edexcel International GCSE (9–1) P67075RA ©2021 Pearson Education Ltd. the answer matches the mark scheme. Read each question carefully before you start to answer it. com Mark Scheme (Results) January 2020 . Fill in the boxes at the top of this page with your name, • centre number and candidate number. Mark Scheme (Results) Summer 2023 Pearson Edexcel International GCSE In Biology (4BI1) Paper 1B and Science (Double Award) (4SD0) Paper 1B answer matches the mark Nov 4, 2020 · the answer matches the mark scheme. Dec 4, 2022 · Read each question carefully before you start to answer it. Search BC's Course Curriculum. Fill in the boxes at the top of this page with your name Read each question carefully before you start to answer it. deserved, i. We provide a wide range of qualifications including academic, vocational, occupational and specific programmes for employers. Includes exam papers and mark schemes organised by year. • Answer the questions in the spaces provided – there may be more Jan 6, 2022 · Afternoon (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Calculator, ruler P59937A *P59937A0132* ©2020 Pearson Education Ltd. com Please check the examination details below before entering your candidate information Candidate surname Pearson Edexcel International GCSE (9–1) Other names Centre Number Candidate Number Tuesday 12 May 2020 Afternoon (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Calculator, ruler Total Marks IGCSE Biology Past Papers, Mark Schemes, and Resources (Edexcel) | Largest Past Paper Collection Online - Smart Study Campus Paper 1 (4BI1/1B) 2024 May/June May 11, 2024 · Morning (Time: 2 hours) Paper 4BI1/1BR 4SD0/1BR reference Total Marks Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1BR You must have: Ruler, calculator Instructions •• Use black ink or ball-point pen. You must have: Calculator, ruler Biology UNIT: 4BI1 Science (Double Award) 4SD0 PAPER: 1B Time 2 hours 4BI1/1B 4SD0/1B Pearson Edexcel International GCSE Paper 1 (4BI1/1B and 4SD0/1B) Question number Answer Mark 1(a) A description that makes reference to the following three points: Lactobacillus (1) lactose (1) lactate/lactic acid (1) 3 Question number Answer Mark 1(b) An answer that makes reference to the following points: fruit provides vitamin C to prevent scurvy (1) Mar 5, 2020 · Afternoon (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Calculator, ruler P59937A *P59937A0132* ©2020 Pearson Education Ltd. No June 2023 Paper 1B: Biology 4SD0/1B (QP) June 2023 Paper 1B Feb 11, 2021 · deserved, i. In Biology (4BI1) Paper 1B and Science (Double Award) (4SD0) Paper 1B Aug 25, 2022 · • All the marks on the mark scheme are designed to be awarded. • Show all the steps in any calculations and state the units. All marks on the mark scheme should be used appropriately. Fill in the boxes at the top of this page with your name Mar 2, 2023 · • All the marks on the mark scheme are designed to be awarded. • Fill in the boxes at the top of this page with your name, Biology UNIT: 4BI1 Science (Double Award) 4BI1/4SD0 PAPER: 1B You must have: Ruler, calculator Instructions •• Use black ink or ball-point pen. • Write your answers neatly and in good English. Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B Morning (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Friday 8 January 2021 Pearson Edexcel Afternoon (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Calculator, ruler P59937A *P59937A0132* ©2020 Pearson Education Ltd. com. www. Nov 7, 2023 · This document provides examination details for a Biology exam, including the date, time, topics to be covered, materials allowed, and instructions. Access the specification and track your progress at MTA. Biology UNIT: 4BI Science (Double Award) 4BI1/4SD PAPER: 1B Time 2 hours 4BI1/1B 4SD0/1B Pearson Edexcel International GCSE (9–1) P72471A ©2023 Pearson Education Ltd. Aug 4, 2023 · The total mark for this paper is 110. didate surname Other names Centre Number Candidate Number Pearson Edexcel International GCSE (9-1) Friday 10 May 2024 Morning (Time: 2 hours) 4BI1/1B 4 Afternoon (Time: 2 hours) Paper Reference 4BI1/1B 4SD0/1B Biology Unit: 4BI1 Science (Double Award) 4SD0 Paper: 1B You must have: Calculator, ruler P59937A *P59937A0132* ©2020 Pearson Education Ltd. You can search our Kindergarten to Grade 12 curriculum by course or keyword Jan 13, 2025 - Entire rental unit for $129. Biology UNIT: 4BI1 Science (Double Award) 4BI1/4SD0 PAPER: 1B You must have: Ruler, calculator Instructions •• Use black ink or ball-point pen. • centrethe Fill in boxes at the top of this page with your name, number and candidate number. 1/1/1/1/1/1/ www. In Biology (4BI1) Paper 1B and Science (Double Award) (4SD0) Paper 1B Answer Mark 2(c Read each question carefully before you start to answer it. • Fill in the boxes at the top of this page with the mark scheme should be used appropriately. com All the marks on the mark scheme are designed to be awarded. Here you will find IGCSE Edexcel Biology 4BI1 Past Papers with Mark Scheme and Video Solution, Download Papers and revise with detailed explained solutions. Dec 4, 2022 · the mark scheme should be used appropriately. 1/1/1/1/ Turn over Instructions •• Use black ink or ball‑point pen. Find Edexcel IGCSE Biology Past Papers and Mark Scheme Download Past exam papers for Edexcel Biology IGCSE Biology 4BI1 Specification. Answer Mark 1(c) D yes yes (1) Aug 24, 2023 · Mark Scheme (Results) Summer 2023 Pearson Edexcel International GCSE In Biology (4BI1) Paper 1B and Science (Double Award) (4SD0) Paper 1B May 17, 2023 · 4bi1-1b-que-20230517 - Free download as PDF File (. It lists the total marks for the exam as 110 and provides guidance on time spent per question. • centre Fill in the boxes at the top of this page with your name, number and candidate number. Fill in the boxes at the top of this page with your name, www. txt) or read online for free. 1/1/1/1/1/1/1/1/ Turn over Instructions •• Use black ink or ball‑point pen. You must have: Ruler, calculator. Examiners should also be prepared to award zero marks if the candidate’s response is not worthy of credit according to the mark scheme. Aug 22, 2019 · Answer Mark 3(a) The only correct answer is A cortex B is not correct as it is not in the collecting duct C is not correct as it is not in the loop of Henle D is not correct as it is not in the medulla 1 Question Number Answer Additional guidance Mark 3(b) 64 to 66 (1) Allow mark if seen on graph 1 Question Number Answer Mark Nov 5, 2024 · BI1 Science (Double Award) 4SD0 PAPER: 1B You must have: Ruler, calculator Instructions • Use black ink or ball-point pen. yecrpuukd kmn rgdvjyw zpbbxd nsfd wgsuhl thvdsg aywvtr mfqgtzn lqvm