GMSS 2024 4N Prelim EM P2

Candidate Name Class Index Number MATHEMATICS (SYLLABUS A) Paper 2 4045 / 02 4 Normal (Academic) Candidates answer on the Question Paper. 2 hours Setter: Mdm Faridah Ahmad Thursday, 15 August 2024 READ THESE INSTRUCTIONS FIRST Write your class, index number and name in the spaces at the top of this page. Write in dark blue or black pen. You may use a pencil for any diagrams or graphs. Do not use staples, paper clips, highlighters, glue or correction fluid. Section A Answer all questions. Section B Answer one question. The number of marks is given in brackets [ ] at the end of each question or part question. If working is needed for any question, it must be shown with the answer. Omission of essential working will result in loss of marks. The total of the marks for this paper is 70. The use of an approved scientific calculator is expected, where appropriate. If the degree of accuracy is not specified in the question and if the answer is not exact, give the answer to three significant figures. Give answers in degrees to one decimal place. For π, use either your calculator value or 3.142. For Examiner’s Use This document consists of 17 printed pages and 3 blank pages. Geylang Methodist School (Secondary) Preliminary Examination 2024 70 [Turn Over

GMS(S)/EMath/P2/PRELIM2024/4N(A) 2 Mathematical Formulae Compound Interest n rP       1001amount Total Mensuration Curved surface area of a cone rl 24 sphere a of area Surface r hr 2 3 1 cone a of Volume  3 3 4 sphere a of Volume r CabABC sin2 1 triangleof Area  Arc length , where is in radiansr  21Sector area , where is in radians2 r   Trigonometry C c B b A a sinsinsin  2 2 2 2 cosa b c bc A   Statistics f fx  Mean 22 deviation Standard          f fx f fx

GMS(S)/EMath/P2/PRELIM2024/4N(A) 3 Section A (62 marks) Answer all the questions in this section. 1 (a) (i) Write 42.1 million to the nearest thousand. Answer thousand [1] (ii) Write 0.005 187 62 correct to 4 decimal places. Answer [1] (b) By rounding each number to 1 significant figure, estimate the value of 26.582 0.891 435.18  You must show your working. Answer [2] 2 (a) 5 7 49 7 a   Find the value of a. Answer [2] (b) Simplify 3 4 4 16 x       , leaving your answer in positive index. Answer [2] [Turn Over

GMS(S)/EMath/P2/PRELIM2024/4N(A) 4 3 Tommy records the number of hours he spends exercising each week for a period of 40 weeks. The results are shown in the table below. Number of hours of exercise per week 0 1 2 3 4 5 Frequency 3 7 p 12 8 5 (a) State the value of p.