Question 1
Convert 8.25 pounds into kilograms. Use 2.2 pounds = 1 kilogram
[2 marks]
Convert 8.25 pounds into kilograms. Use 2.2 pounds = 1 kilogram
[2 marks]
Here are the temperatures in six cities in degrees Celsius.
0 ° C – 3 ° C 0 ° C 1.5 ° C 23 ° C 4 ° C
Write down the outlier.
[1 mark]
Here is a circle, centre O
Match each letter to the correct word. One has been done for you.
[3 marks]
Here is an equilateral triangle. All measurements are in centimetres.
Work out the value of the perimeter of the triangle.
[4 marks]
The pie chart represents the results of matches played by a team.
30 matches were won.
How many matches were lost?
[3 marks]
Here is a scale diagram showing towns A, B and C on a centimetre grid.
Work out the actual distance from B to C. Give your answer in kilometres.
[4 marks]
B is South East of A.
Write down the bearing of B from A.
[1 mark]
Write 2 weeks as a fraction of 8 days. Give your answer in its simplest form.
[1 mark]
Write 56 centimetres: 2.73 metres as a ratio in the form 1: n
[1 mark]
Write A as a fraction of B.
[2 marks]
A linear sequence has
• 2nd term = 6
• 5th term = 18
Work out the n th term of the sequence.
[3 marks]
Ary, Bea and Cat each have an amount of money. Cat has £280
• Cat’s amount is of Bea’s amount.
• Ary’s amount: Bea’s amount = 5: 12
Work out how much money Ary has.
[3 marks]
The Venn diagram shows some of the numbers of items in each set.
Work out the value of x.
[2 marks]
Write down the equation of a straight line parallel to y – 2 x = 9
[1 mark]
A straight line
• has gradient 5
• passes through the point (3, 7)
Circle the equation of the line.
y = 3 x – 2 y = 3 x + 7 y = 5 x y = 5 x – 8
[1 mark]
Rob records the time he takes to drive to work every day for 80 days. The table shows information about the results.
| Time, t (minutes) | Frequency |
| 20 | 16 |
| 25 | 32 |
| 30 | 24 |
| 40 | 8 |
| Total = 80 |
Last year, the mean time Rob took to drive to work was 25 minutes.
Estimate the percentage increase in the mean driving time for these 80 days.
[4 marks]
The table shows information about the salary of 90 employees.
| Salary, s (£) | Frequency |
| 0 | 44 |
| 20 000 | 22 |
| 40 000 | 14 |
| 60 000 | 5 |
| 80 000 | 2 |
| 100 000 | 3 |
Complete the cumulative frequency table.
| Salary, s (£) | Cumulative Frequency |
| s | 44 |
| s | 66 |
| s | |
| s | |
| s | |
| s |
[1 mark]
Draw a cumulative frequency diagram to represent the data.
[2 marks]
Estimate the number of employees with a salary less than £32 000
[2 marks]
14 For a small plane, (a)
• the mass of the empty plane is 800 kg, to the nearest 100kg
• the mass of fuel is 190 kg, to the nearest 5 kg
• the mass of the passengers is 163 kg, to the nearest kg
The total mass of a plane is calculated by adding these three masses. The maximum mass for the plane to take off safely is 1200 kg
Can this plane definitely take off safely? Tick a box.
Show working to support your answer.
[4 marks]
A different plane travels 1250 miles in 2 hours 30 minutes at a constant speed.
On the grid, draw a speed/time graph to represent this information.
[3 marks]
Amy and Becky each make integers using three single digits. In any integer, digits may be repeated.
• Amy makes even integers with a first digit greater than 7
• Becky makes odd integers with a first digit that is non-zero.
They each make as many different integers as possible.
How many more integers than Amy does Becky make?
[3 marks]
x is a positive even number. y = (x – 3)(x – 5)(x + 6)
Without expanding brackets, explain why there is only one value of x for which y is negative.
[3 marks]
Use the sine rule to work out x.
[2 marks]
Here are the first four terms of a quadratic sequence.
6 15 28 45
Work out an expression for the n th term.
[3 marks]
On the grid, identify the region represented by
Label the region R.
[4 marks]
Factorise fully 3n2 + 5n + 2
[2 marks]
A sequence has nth term 3n2 + 5n + 2
Are any of the terms in the sequence a prime number? Tick a box.
Give a reason for your answer.
[1 mark]
Five identical spheres just fit inside a cylinder. Each sphere has radius r.
What fraction of the space inside the cylinder is filled by the spheres? You must show your working.
[4 marks]
A roller coaster starts at ground level. The height above ground level, h, in metres, of the roller coaster is given by
where t is the time in seconds after the roller coaster starts.
Sam draws a graph of h against t for 0 t
14
Make two criticisms of Sam’s graph.
[2 marks]
Triangles ABC and DEF are similar.
Work out the area of DEF.
[4 marks]
The paper as printed
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