Past Paper

Centre Number Candidate Name Candidate Number CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level MATHEMATICS (SYLLABUS D) PAPER 1 4024/1 Rupee version MAY/JUNE SESSION 2002 2 hours Candidates answer on the question paper. Additional materials: Geometrical instruments TIME 2 hours INSTRUCTIONS TO CANDIDATES Write your name, Centre number and candidate number in the spaces at the top of this page. Answer all questions. Write your answers in the spaces provided on the question paper. If working is needed for any question it must be shown in the space below that question.

Omission of essential working will result in loss of marks. NEITHER ELECTRONIC CALCULATORS NOR MATHEMATICAL TABLES MAY BE USED IN THIS PAPER. INFORMATION FOR CANDIDATES The number of marks is given in brackets [ ] at the end of each question or part question. The total of the marks for this paper is 80. FOR EXAMINER’S USE This question paper consists of 16 printed pages. SP (SC/D&G) S29101/2 © CIE 2002 [Turn over For Examiner’s Use 2 NEITHER ELECTRONIC CALCULATORS NOR MATHEMATICAL TABLES MAY BE USED IN THIS PAPER. 1 (a) Calculate the value of 0. 1 ? 0. 06. b) Find the decimal number exactly halfway between 1. 01 and 1. 02. For Examiner’s Use Answer (a) …………………………………….  (b) …………………………………….  2 Giving the answer as simply as possible, calculate (a) 3 – 1 , – – 4 3 (b) 2 of 15 . – –– 5 16 Answer (a) …………………………………….  (b) …………………………………….  3 (a) Calculate the value of 9 + 90. (b) The reciprocal of 2-3 is 2n. Write down the value of n. W Answer (a) …………………………………….  (b) n = ………………………………. 1] 4024/1/M/J/02 For Examiner’s Use 3 4 (a) Calculate the value of 16 – 8 ? 2. (b) Express 0. 0032 in standard form. For Examiner’s Use Answer (a) …………………………………….  (b) …………………………………….  5 Mr. Smith asked the children in his class ‘What is your favourite colour? ’ Their replies are given below. Green Green Yellow Blue Green Blue Red Green Blue Blue Green Blue Yellow Green Green Yellow Green Blue Blue Yellow Blue Blue Yellow Yellow Blue (a) By making tally marks, or otherwise, obtain the frequency distribution of the colours.

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Answer (a) Colour Green Blue Red Yellow  (b) State the mode of this distribution. 6 P is the point (1, 1) and Q is the point (5, –2). (a) A translation maps P onto Q. Write down the column vector which represents this translation. (b) Find the coordinates of the midpoint of PQ. Answer (b) …………………………………….  Frequency Answer (a) (b) 4024/1/M/J/02  (………….. , ………….. )  [Turn over For Examiner’s Use 4 7 The diagram shows a lighthouse, L, and two ports P and Q. ? Q is due east of L and PLQ = 80°. P and Q are each 10 km from L.

Find ? (a) LQP, (b) the bearing of Q from P, (c) the bearing of L from P. P L 80° Q N For Examiner’s Use Answer (a) …………………………………….  (b) …………………………………….  (c) …………………………………….  8 Solve the simultaneous equations 2y = 3x – 13, 5x – 6y = 23. Answer x = …………………………………….  y = …………………………………….  4024/1/M/J/02 For Examiner’s Use 5 9 There are 50 people on a tour. One day, 26 people went on the morning cruise and 29 to the evening barbecue.

Using Venn diagrams, or otherwise, answer the following questions. (a) It was thought that 4 people went to both events and 1 person to neither. Explain why this was not possible. For Examiner’s Use Answer (a) ……………………………………………………………………………………………………………………. ……………………………………………………………………………………………………………………………………  (b) Find the least number and the greatest number of people who could have gone to both events.

Answer (b) Least number ………………..  Greatest number …………….  10 Consider the sequence 13–2, 23–4, 33–6, 43–8, …. . (a) Write down the 5th term of the sequence. (b) Write down, in terms of n, an expression for the nth term of the sequence. (c) Evaluate the 10th term of the sequence. Answer (a) …………………………………….  (b) …………………………………….  (c) …………………………………….  [Turn over 4024/1/M/J/02 For Examiner’s Use 6 11 The diagram shows triangles A, B and C. y 10 8 6 4 2 B For Examiner’s Use

A C –4 –2 0 2 4 6 8 10 x (a) An enlargement maps triangle A onto triangle B. Write down the scale factor of this enlargement. Answer (a) …………………………………….  (b) Describe completely the single transformation which will map triangle A onto triangle C. Answer (b) …………………………………………………………………………………………………………….. …………………………………………………………………………………………………………………………….  12 A y B x C

The triangle ABC has vertices A(–3,5), B(3,5) and C(–3,–1). The equation of the line BC is y = x + 2. Write down the three inequalities which define the region inside the triangle ABC. This region does not include points on the boundaries. Answer ………………………………………….. ………………………………………….. ……………………………………………  4024/1/M/J/02 For Examiner’s Use 7 13 It is given that f : x m + nx, where m and n are constants. Given also that f(0) = 1 and f(4) = 21, find the value of (a) m, (b) n, (c) f –1(21). For Examiner’s Use

Answer (a) m = ………………………………  (b) n = ……………………………….  (c) f –1(21) = ………………………  14 In 2000 Esther went to a tennis tournament. Her ticket cost Rs700. At the tournament she bought a programme costing Rs60 and an ice cream costing Rs40. (a) This information is to be shown on a pie chart. Calculate the angle of the sector which represents the amount she spent on ice cream. (b) In 2001 the cost of a ticket was Rs735. Calculate the percentage increase in the cost of a ticket. Answer (a) ……………………………………. 2] (b) …………………………………. %  4024/1/M/J/02 [Turn over For Examiner’s Use 8 15 In the diagram in the answer space, TC, TD and AB are straight lines. (a) Construct the locus of the points which are equidistant from TC and TD. (b) Construct the locus of the points which are equidistant from A and B. (c) The two loci meet at P. AB is a chord of a circle, centre P. Draw the circle. Answer T For Examiner’s Use C A D B  4024/1/M/J/02 For Examiner’s Use 9 16 For Examiner’s Use Line of sight to top of flagpole Eye level 90 80 70 60 50 40 30 20 10 0 Plumb line Diagram I Vertical

Eye level x° 90 80 70 60 Horizontal 50 40 3 0 20 10 Plumb line Vertical 0 Diagram II Diagram I shows a device for measuring angles in a vertical plane. Diagram II shows the device being used by a surveyor. He views the top of a flagpole at an angle x° to the horizontal. (a) Write down the value of x. Answer (a) x = ……………………………….  (b) The surveyor stands on horizontal ground 50 m from the vertical flagpole. His eye level is 1. 8 m above the ground. Using a scale of 1 cm to 5 m, make an accurate scale drawing and use it to find the height of the flagpole.

Answer (b) Height of flagpole …………….. m  [Turn over 4024/1/M/J/02 For Examiner’s Use 10 17 (a) Factorise completely (b) Solve the equation 18rc – 3rd – 6tc + td. 4– 3 –––– = –– . x + 3 2x For Examiner’s Use Answer (a) …………………………………….  (b) x = ………………………………  18 The points A, P, Q, B and S lie on a circle. AP is produced to R. ? ? ? RPQ = 69°, PBA = 24° and QSB = 21°. R 69° P Q 24° B ? (a) Find QPB, giving your reasons. ? (b) Given that M is the midpoint of AB, find PMA. Give all your reasons. A 21° S Answer (a) QPB = ………… because …………………………………………………………………………………. ……………………………………………………………………………………………………………………..  ? (b) PMA = ………… because …………………………………………………………………………………. ……………………………………………………………………………………………………………………..  4024/1/M/J/02 For Examiner’s Use 1 19 The cumulative frequency curve shows the distribution of the times of 300 competitors in a women’s marathon race. For Examiner’s Use 300 200 Cumulative frequency 100 0 2 3 Time (hours) 4 Use the curve to answer the following questions. (a) The race was won by Tegla. Find her time, giving your answer in hours and minutes. (b) Find the median time in hours and minutes. (c) The qualifying time for the Olympic Games was achieved by ten percent of the runners. The race began at 11. 30. At what time did the last qualifying athlete finish the race? Express your answer using the 24 hour clock.

Answer (a) …………… h …………….. min  (b) …………… h …………….. min  (c) …………………………………….  4024/1/M/J/02 [Turn over For Examiner’s Use 12 20 V varies inversely as P. When P = 3, V = 1. (a) Express V in terms of P. (b) Complete the table in the answer space. For Examiner’s Use Answer (a) …………………………………….  (b) P V 3 1 5 9  21 Given that RV S = –– ––– , – 3V – 1 (a) calculate the value of S when R = 100 and V = –13, (b) express V in terms of R and S. Answer (a) S = ………………………………. 1] (b) V = ………………………………  4024/1/M/J/02 For Examiner’s Use 13 22 15 For Examiner’s Use Speed (v metres per second) 0 Time (t seconds) 90 The diagram shows the speed – time graph of a bus over a period of 90 seconds. The bus reaches a maximum speed of 15 metres per second. (a) Express 15 metres per second in kilometres per hour. (b) Given that the acceleration was 0. 5 m/s 2, calculate the time taken, in seconds, to reach its maximum speed. (c) The total distance travelled during the 90 seconds was 750 metres. Calculate the length of time that the bus was travelling at its maximum speed.