ks3 math year 8 AQA

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3a Answer 3a (c) Solve за x-12 15 15+12=27 (27-12=15) 27 3y + 8 = 20 x = 6 y = 20-8-12 48 (48 +8-20) + 12+8=20 34+8=20 12=3=4 4 [1 mark] [2 marks] Term 3/Year 8 Main Paper 1 1 mark] 3 10 The diagram shows a sketch of a square garden. 5m In a class, Part of the garden is going to be covered in gravel. Work out the area to be covered in gravel. Hassan says, 20x20=400cm/square) 20x5= sareach triangle) 2 Answer 7 5m 12 of the 18 boys can whistle 9 of the 12 girls can whistle. Is he correct? You must show your working. 22 22 12 20 m Version 1.0 Not drawn accurately Key "A higher proportion of boys can whistle compared to girls. Gravel area 300 400-50-503 300 [3 marks] [2 marks] 12: 120p 18 = 75₂ 90²12= 1/2, no he isn't 3 correct m² girls proportion is higher Turn over ▸ Term 3/Year 8 Main Paper 1 11 4 The table shows how a Year 7 class raised £720 for charity this year. Talent competition Fashion show (90%) Cake stall 8 саке stall Fashion show 11 (a) Draw a pie chart for the data. 300 240 180 720 720 720 4 4 (259) ✓ 3(33⁰) £300 £240 Year 7 Money raised £ 180 £ 720 42 +3732²2 = 3/12/2 12 talent competition [4 marks] (1209) Term 3/Year 8 Main Paper 1 1 (b) 12 Year 8 raised a third of their money from the cake stall. Jack says "Year 7 raised a bigger fraction of the money from the cake stall than Year 8. Is he correct? You must show your working. Yr 7:24 Yr8= 3 Year Incorrect because year? was 14 3 larger than 4 and Year So is 3. Alice earns £450 in wages per month. She pays £200 rent per month. Next month, 9 her wages will increase by 2% her rent will increase by 5% She says "The increase in my wages will pay for the increase in my rent." Is she correct? You must show your working. [2 marks] Version 1.0 [3 marks] q next month wages £459 Rent - £210 Rent is increased by 10 pound whirst only increased wages але by g. Turn over Term 3/Year 8 Main Paper 1 13 The diagram shows a shape made of equilateral triangles. There are 4 small triangles and 1 large triangle. The large triangle has a perimeter of 12cm Work out the perimeter of the whole shape. 6+4+4+2 = 16 6 F 2 (22) 8 2+2 (4) Answer 16 10 10 A (42(6) (4(4) Not drawn accurately little mangue 42cm [3 marks] sides cm Term 3/Year 8 Main Paper 1 (a) A journey is 12 miles. 14 (b) A taxi driver uses this formula to work out the price of a journey, in pounds. Price of journey = 3 + 2 x distance in miles What is the price of the journey? price = 312 x 12 3 + 24 27 11 Answer £ 27 Leah has £5 The journey to her home is 2.5 miles. She asks the taxi driver to take her as near to home as possible. la Tmile 15 42-5-1-1'5 How far will she need to walk to arrive home? Ss of G money 3 Answer [3 marks] 3 that she doesn't have 1.Smile = 6 3/8 of miles + 1.5 Version 1.0 [2 marks] miles Turn over Term 3/Year 8 Main Paper 1 15 15 (a) 15 (b) Two shades of grey paint are made by mixing white and black paint as shown. Shade 9 1:2 A B What fraction of Shade A is black paint? 12 Answer white: black Answer 1:2 Baltogether 2 og 3 blacks 3₂" 1:3 How much white paint is needed to make 24 litres of Shade B? 1+3=4 (each (itre)/(x6)) 6-18. white 6 [1 mark] [2 marks] black litres 6 17 The triangle lies between two parallel lines. الاد2 دادو g 105 10 Work out the value of x. 45° 30⁰ 54 Liso Answer 18+24+12= 36. 180-75-105 to 180 Answer 13 The areas of three faces of a cuboid are shown in the diagram. 612- 18 cm² f 4.20 Work out the dimensions of the cuboid. x = 105 24 cm² Version 10 cm by 12 cm² Not drawn accurately 46 cm by 6 4 32 [2 marks] degrees kxu x 3 [3 marks] cm Turn over ▸ Term 3/Year 8 Main Paper 1 18 Some boys and girls were asked if they had a pet. One-third of the group were boys. There were 20 boys. x2 Complete the two-way table. 25% of the girls had a pet. Boys with a pet: girls with a pet = 1:5 Boys : 20 Pet No Pet Total Boys 2 14 8 20 Goginis Girls:40 ·25%=10 Girls 10 30 40 [5 marks] Term 3/Year 8 Main Paper 1 19 2 cm Work out the value of h. The area of the whole shape is 42cm² 18-2-9 H=9 24 15 18x3=24cm² 42cm² - 24cm² = 18 Ⓡ=18cm Answer 8 cm Version 1.0 H=9 END OF QUESTIONS 个 3 cm Not drawn accurately [4 marks] Turn over ▸ Term 3/Year 8 Main Paper 1