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Y9 Paper 4

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1 Point A has coordinates (3, 2). Point B has coordinates (–5, 8). Work out the coordinates of the midpoint of the line AB. ........................................ (2 marks) 2 a Draw the graph of y = 3x – 1 for –2 ≤ x ≤ 3. (4 marks) b Use your graph to estimate the value of y when x = 1.4. y = ........................................ (1 mark) 2 3 Use the grid to answer this question. a Reflect shape A in the line y = 1 and label the image B. (2 marks) b Rotate shape A 180° about (0, 0) and label the image C. (2 marks)  5  c Translate shape A by vector   and label the image D.  1 (1 mark) 4 Shape T is an enlargement of shape S. Write down the scale factor of the enlargement. ........................................ (1 mark) 3 5 Emily cycles to work and back. The graph shows Emily’s journeys during part of one day. a At what time did Emily leave her home? ........................................ (1 mark) b The distance from home to work is 2.5 km. What was Emily’s speed on her journey to work? Give your answer in km/h. ........................................ km/h (2 marks) c During the day, Emily left work to have lunch in a café 1 km away from her work. How long did she spend having lunch? ........................................ (1 mark) 6 There are 28 cupcakes and cream cakes on display in a shop. The ratio of cupcakes to cream cakes is 1 : 6. Work out the number of cream cakes on display. ........................... ...
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