Mathematics (Linear) 43652H. General Certificate of Secondary Education Higher Tier June Paper 2. Wednesday 13 June am to 11.
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1 Centre Number Surname Candidate Number For Examiner s Use Other Names Candidate Signature Examiner s Initials General Certificate of Secondary Education Higher Tier June 2012 Pages Mark Mathematics (Linear) 43652H Paper 2 H Wednesday 13 June am to am For this paper you must have: l l a calculator mathematical instruments Time allowed l 2 hours Instructions l Use black ink or black ball-point pen. Draw diagrams in pencil. l Fill in the es at the top of this page. l Answer all questions. l You must answer the questions in the spaces provided. around each page or on blank pages. l Do all rough work in this book. Information l The marks for questions are shown in brackets. l The maximum mark for this paper is 105. l The quality of your written communication is specifically assessed in Questions 3 and 10. These questions are indicated with an asterisk (*). l You may ask for more answer paper, tracing paper and graph paper. These must be tagged securely to this answer book. Advice l In all calculations, show clearly how you work out your answer TOTAL (JUN H01) 43652H
2 2 Formulae Sheet: Higher Tier a 1 Area of trapezium = (a +b)h 2 h b Volume of prism = area of cross-section length crosssection length 4 Volume of sphere = π r 3 3 r Surface area of sphere = 4π r 2 Volume of cone = 1 3 πr 2 h Curved surface area of cone = πrl l r h In any triangle ABC Area of triangle = ab sin C a b c Sine rule = = sin A sin B sin C Cosine rule a 2 = b 2 + c 2 2bc cos A 1 2 A b c C a B The Quadratic Equation The solutions of ax 2 + bx + c = 0, where a 0, are given by x = b ± (b 2 4ac) 2a (02)
3 3 Answer all questions in the spaces provided. 1 Andy thinks of a number. He multiplies it by 4 He then subtracts 6 His answer is 7.2 What number did he think of? Answer... (3 marks) 2 Ellie drives 169 miles from Sheffield to London. She drives at an average speed of 65 miles per hour. She leaves Sheffield at 6:30 am. Does she arrive in London before 9:00 am? You must show your working. (4 marks) 7 Turn over (03)
4 4 *3 PQ and RS are parallel. P R Not drawn accurately y x 147º Q S 3 (a) Write down the value of x. Give a reason for your answer. Answer...degrees Reason... (2 marks) 3 (b) Write down the value of y. Give a reason for your answer. Answer...degrees Reason... (2 marks) (04)
5 5 4 Ben sees these adverts to hire the same car. Hire Deal No charge for mileage Normal price 78 each day 1 Offer Now off 3 Price includes VAT Best Cars 36 each day 15p for each mile Prices exclude VAT VAT is 20% Ben wants to hire the car for 10 days. He expects to drive 600 miles. Should he choose Hire Deal or Best Cars to get the cheaper deal? You must show your working. Answer... (6 marks) 10 Turn over (05)
6 6 5 Work out the value of 15(3n + 8) when n = 13 Answer... (2 marks) 6 ABCD is a quadrilateral. B 118º 134º C Not drawn accurately A x + 16º x D 6 (a) Work out the value of x. Answer... degrees (3 marks) 6 (b) Is BC parallel to AD? Give a reason for your answer. (1 mark) (06)
7 7 7 The diagram shows a triangle ABC. B Not drawn accurately 7.3 cm A 9.5 cm C Work out the area of the triangle. Give your answer to 1 decimal place. Answer... cm 2 (3 marks) 8 Solve 4(3x 7) = 20 x =... (3 marks) 12 Turn over (07)
8 8 9 The diagram shows a door lock. 1 2 A B C 3 4 The code (number, letter, number) is entered by pressing a button from each row in turn (top row, middle row, bottom row). Sarah knows that the code begins with 1. She presses 1 and then enters the rest of the code at random. Work out the probability that she enters the correct code. Answer... (3 marks) (08)
9 9 *10 Use trial and improvement to find a solution to the equation The first step is shown in the table. Give your solution to 1 decimal place. x 3 3x = 45 x x 3 3x Comment 3 18 Too small x =... (4 marks) 7 Turn over (09)
10 10 11 Work out the length AC. C Not drawn accurately 23 cm A 31 cm B Answer... cm (3 marks) 12 A gym owner wants to know the number of hours that people exercise. Write a question that he can use in his survey. Include a response section. (2 marks) (10)
11 11 13 (a) Solve the inequality 3x 5 16 Answer... (2 marks) 13 (b) The values 1, 0, 1, 2 and 3 satisfy one of the inequalities below. Circle the correct inequality. 2 2y 6 2 2y 6 2 2y 6 (1 mark) Turn over for the next question 8 Turn over (11)
12 12 14 The table shows information about the ages of people in a club. Age, x (years) 20 x x x x 60 Frequency Draw a frequency polygon to represent the data Frequency Age, x (years) (2 marks) (12)
13 13 15 The diagram shows a triangle ABC. AB = AC B Not drawn accurately 5w cm (w + 6) cm A (3w + 3) cm C Show that the triangle is equilateral. (4 marks) Turn over for the next question 6 Turn over (13)
14 14 16 Here is a pattern for the numbers 1, 8 and = 1 and 1 = = 512 and = = 4913 and = 17 Find a number between 25 and 30 that follows this pattern. Answer... (2 marks) 17 A car is advertised for The car will be in a sale next month. Tom can afford to pay By what percentage will the price have to be reduced so that he can afford the car? Answer... % (3 marks) (14)
15 15 18 The diagram shows a semi-circular shape. Not drawn accurately r cm 18 (a) Circle the correct expression for the perimeter of the shape. 2π r π r + 2r π r 2 π r 1 2 (1 mark) 18 (b) The perimeter of the shape is 11.6 cm. Calculate r. Give your answer to a suitable degree of accuracy. Answer... cm (4 marks) 10 Turn over (15)
16 16 19 Bags of sugar are weighed. The results are summarised in the table. All measurements are in grams. Minimum Lower Quartile Median Upper Quartile Maximum (a) Draw a plot to show this information Weight (grams) (2 marks) 19 (b) An extra 10 grams of sugar is added to each of the bags. Tick the correct to show how each of the following will change. Decrease No Change Increase Range Median Lower quartile (3 marks) (16)
17 17 20 (a) Complete the table of values for y = 2x 2 3 x y (b) Draw the graph of y = 2x 2 3 for values of x from 2 to 2. (2 marks) (4 marks) 11 Turn over (17)
18 18 21 Amy and Kate each catch three fish. The weight of each fish, to the nearest tenth of a kilogram, is shown. Amy 6.8 kg 4.3 kg 5.2 kg Kate 8.2 kg 3.4 kg 4.5 kg Kate says that the total weight of her fish is more than the total weight of Amy s fish. Show that this could be true. (4 marks) (18)
19 19 22 The diagram shows a triangle cut into a smaller triangle and a trapezium. A B Not drawn accurately 12 cm 8 cm E D 11 cm C Work out the area of the trapezium ABDE. Answer... cm 2 (5 marks) 9 Turn over (19)
20 20 23 Two ordinary fair dice are thrown. One dice shows a number greater than 3. The other dice shows a number less than 3. Put these statements in order, starting with the least likely. A B C Both dice show an even number. Both dice show an odd number. One dice shows an odd number and one dice shows an even number. You must show your working. Answer...,...,... (3 marks) (20)
21 21 24 Expand and simplify (3x + y)(2x 5y) Answer... (3 marks) 25 Solve the quadratic equation 6x 2 + 2x 5 = 0 Give your answers to 2 decimal places. Answer... (3 marks) Turn over for the next question 9 Turn over (21)
22 22 26 Jack is making spheres out of clay. A of clay contains 25 packs. Each pack is a cuboid measuring 10 cm by 10 cm by 4 cm. 26 (a) How many spheres of radius 6 cm can Jack make from a of clay? Answer... (6 marks) 26 (b) A pack of clay has a mass of 500 grams. Work out the density of the clay. Answer... grams/cm 3 (2 marks) (22)
23 23 3n 1 3n Prove that 2 8n n n 2 n (n 2) (4 marks) 28 A bag contains 4 blue, 4 red and 4 white counters. Two counters are chosen at random without replacement. What is the probability that the counters are different colours? Answer... (4 marks) END OF QUESTIONS 16 (23)
24 24 There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED Copyright 2012 AQA and its licensors. All rights reserved. (24)
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