#### Read Microsoft Word - Unit 2 Higher Practice Paper 2H - Set B text version

`5MB2H/01Edexcel GCSEMathematics B (Modular) ­ 2MB01Paper 2H (Non-Calculator)Higher TierPractice Paper B Time: 1 hour 15 minutesYou must have: Ruler graduated in centimetres and millimetres, protractor, compasses, pen, HB pencil, eraser. Tracing paper may be used. Instructions · · · · · Use black ink or ball-point pen. Answer all questions. Answer the questions in the spaces provided ­ there may be more space than you need. Calculators may be used. If your calculator does not have a  button, take the value of  to be 3.142 unless the question instructs otherwise.Information · · · The total mark for this paper is 60. The marks for each question are shown in brackets ­ use this as a guide as to how much time to spend on each question. Questions labelled with an asterisk (*) are ones where the quality of your written communication will be assessed ­ you should take particular care on these questions with your spelling, punctuation and grammar, as well as the clarity of expression.Advice · · · · Read each question carefully before you start to answer it. Keep an eye on the time. Try to answer every question. Check your answers if you have time at the end.This publication may be reproduced only in accordance with Edexcel Limited copyright policy. ©2010 Edexcel Limited.GCSE Mathematics 2MB01 Formulae: Higher Tier You must not write on this formulae page. Anything you write on this formulae page will gain NO credit.Volume of prism = area of cross section × lengthVolume of sphere 4 r3 3 Surface area of sphere = 4r2Volume of cone 1 r2h 3 Curved surface area of cone = rlIn any triangle ABCThe Quadratic Equation The solutions of ax2+ bx + c = 0 where a  0, are given by x= - b ± (b 2 - 4ac) 2aSine Rulea b c = = sin A sin B sin CCosine Rule a2 = b2+ c2­ 2bc cos A Area of triangle =1 2ab sin CPractice Paper B 2H2Answer ALL questions. Write your answers in the spaces provided. You must write down all stages in your working. 1. Here are some patterns made from sticks.Pattern number 1Pattern number 2Pattern number 3(a)Complete the table Pattern number 1 2 3 4 5 Number of sticks 6 10 1410 (3) (b) Explain if a complete pattern can be made from 99 sticks.(2) (c) Write down an expression, in terms of n, for the number of sticks in Pattern number n............................. (2) (Total for Question number 10 is 7 marks)Practice Paper B 2H32. (a)Work out4.52 .................... (2)(b)Write as a power of 4 (i) 45 × 47 (45)3 .................. (1)(ii).................. (1) (c)1 9 Find the value of n. 3n =n = ................. (1) (Total for Question 2 is 5 marks) 3. B 120º A 95º72º C ABCD is a quadrilateral CDE is a straight line. Find the size of angle x.x D E(Total for Question 3 is 3 marks)Practice Paper B 2H44.From his yacht Peter can see two lighthouses. One of them flashes every 120 seconds. The other flashes every 100 seconds. At 4 p.m. both lighthouses flash at the same time. At what time will both lighthouses next flash at the same time........................... (Total for Question 4 is 4 marks)5. Simon spent1 of his pocket money on a computer game. 3He spent1 of his pocket money on a ticket for a football match. 4Work out the fraction of his pocket money that he had left..................... (Total for Question 5 is 3 marks)Practice Paper B 2H5*6.Kevin wants to tile two walls in his bathroom. 3.6 m 1.8 m 2.4 m Tile 12 cm 15 cmOne wall is a rectangle with length 3.6 m by 2.4 m. The other wall is a rectangle with length 2.1 m by 2.4 m. The tiles that Kevin wants to use are 12 cm wide and 15 cm high. There are 40 tiles in each box. How many boxes of tiles does Kevin need to buy?............... boxes (Total for Question 6 is 6 marks)Practice Paper B 2H67.(a)Simplifyx5 × x6 ................... (1)(b)Simplifyy12 ÷ y4(c)Simplify(p4)5.................. (1).................... (1) (Total for Question 7 is 3 marks)8. (a)Write 0.00534 in standard form.(b)Write as an ordinary number 4.5 × 105........................... (1).......................... (1) (Total for Question 8 is 2 marks)9. (a)Expand and simplify(x + 7)(x ­ 5)................................ (2) (b) Factorise x² ­ 5x + 6................................ (2) (Total for Question 9 is 4 marks)Practice Paper B 2H7*10. Rodney bought some old railway track at an auction. Each piece of track was 20 metres long. Each piece of track weighed 40 kg per metre length. Rodney has a lorry that can carry a maximum of 45 tonnes. What is the maximum number of railway tracks that Rodney can fit onto the lorry?............................ (Total for Question 10 is 6 marks) 11. Factorise completely 8x2 ­ 4xy + 2x ­ y................................. (Total for Question 11 is 3 marks)Practice Paper B 2H8*12. P Diagram NOT accurately drawnO40º Q P and Q are two points on a circle centre O. The tangents to the circle at P and Q intersect at the point T . (a) Write down the size of angle OQT. T...................º (1) (b) Calculate the size of the obtuse angle POQ.................º (2) (c) Give reasons why angle PQT is 70º(2) (Total for Question 13 is 5 marks)Practice Paper B 2H9· ·13.Write the recurring decimal 0.0 2 5 as a fraction........................... (Total for Question 13 is 3 marks) x014.(a)Simplify.................. (1)(b)Simplify -3  y 2    4.................... (2) (Total for Question 14 is 3 marks)Practice Paper B 2H1015.Write as a single fraction and simplify completelyx y - 2 9x - 4 y 3x - 2 y2............................ (Total for Question 15 is 3 marks)TOTAL FOR PAPER is 60 MARKSPractice Paper B 2H11`

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