1470 WordsOct 9, 20136 Pages

Write your name here
Surname
Other names
Centre Number
Candidate Number
Edexcel GCSE
Mathematics A
Paper 2 (Calculator)
Higher Tier
Thursday 8 November 2012 – Afternoon
Time: 1 hour 45 minutes
Paper Reference
1MA0/2H
You must have: Ruler graduated in centimetres and millimetres, protractor, pair of compasses, pen, HB pencil, eraser, calculator.
Tracing paper may be used.
Total Marks
Instructions
Use black ink or ball-point pen.
Fill in the boxes at the top of this page with your name, centre number and candidate number.
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 ʌ button,*…show more content…*

...........................................................................................
(2)
(b)
–5
–4
–3
–2
–1
0
1
2
3
4
5
x
Write down the inequality shown in the diagram.
..............................................
(2)
(c) Solve
3y – 2 > 5
..............................................
(2)
(Total for Question 8 is 6 marks)
10
*P40675A01028*
9
The stem and leaf diagram gives information about the numbers of tomatoes on
31 tomato plants.
0
8
8
9
1
1
1
5
5
2
1
2
2
6
7
8
3
0
2
5
5
7
9
4
2
2
3
5
8
8
5
1
1
3
4
7
8
Key: 5 | 7 = 57 tomatoes
(a) Work out the median.
..............................................
(1)
(b) Work out the interquartile range.
..............................................
(2)
(Total for Question 9 is 3 marks)
*P40675A01128*
11
Turn over
*10 In the UK, petrol cost £1.24 per litre.
In the USA, petrol cost 3.15 dollars per US gallon.
1 US gallon = 3.79 litres
£1 = 1.47 dollars
Was petrol cheaper in the UK or in the USA?
(Total for Question 10 is 4 marks)
12
*P40675A01228*
11 The diagram shows a cube and a cuboid.
Diagram NOT accurately drawn
x
2 x x
x
5
All the measurements are in cm.
The volume of the cube is 100 cm3 more than the volume of the cuboid.
(a) Show that x3 – 10x = 100

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