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WJEC GCSE Maths

Topic questions Pure mathematics Iteration

Iteration

27 questions · 114 marks · about 2.5 hours

Iteration questions

TopicIteration

WJEC 3300 Iteration 27 questions

Unit 2: Calculator-allowed June 2025 Intermediate tier, Question 14, also on the Higher paper 4 marks

A solution of the equation

lies between 2 and 3.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 14

Unit 2: Calculator-allowed June 2025 Higher tier, Question 3, also on the Intermediate paper 4 marks

A solution of the equation

lies between 2 and 3.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 3

Unit 2: Calculator-allowed November 2024 Intermediate tier, Question 11, also on the Higher paper 4 marks

A solution of the equation

lies between 0 and 1.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 11

Unit 2: Calculator-allowed November 2024 Higher tier, Question 2, also on the Intermediate paper 4 marks

A solution of the equation

lies between 0 and 1.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 2

Unit 2: Calculator-allowed November 2023 Intermediate tier, Question 17, also on the Higher paper 4 marks

A solution of the equation

lies between 3 and 4.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 17

Unit 2: Calculator-allowed November 2023 Higher tier, Question 5, also on the Intermediate paper 4 marks

A solution of the equation

lies between 3 and 4.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 5

Unit 2: Calculator-allowed June 2023 Intermediate tier, Question 13, also on the Higher paper 4 marks

A solution of the equation

lies between 2 and 3.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 13

Unit 2: Calculator-allowed June 2023 Higher tier, Question 3, also on the Intermediate paper 4 marks

A solution of the equation

lies between 2 and 3.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 3

Unit 2: Calculator-allowed June 2022 Intermediate tier, Question 14, also on the Higher paper 6 marks

Figure for question 14
(a)

Show that 5x3 maths symbol15x maths symbol 132.

[1]
Reveal mark scheme Mark scheme for question 14(a)
(b)
(b)(i)

A solution of the equation

lies between 2 and 3. Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 14(b)(i)
(b)(ii)

Hence, find the height of the cuboid.

[1]
Reveal mark scheme Mark scheme for question 14(b)(ii)

Unit 2: Calculator-allowed June 2022 Higher tier, Question 8, also on the Intermediate paper 6 marks

Figure for question 8
(a)

Show that 5x3 maths symbol15x maths symbol 132.

[1]
Reveal mark scheme Mark scheme for question 8(a)
(b)
(b)(i)

A solution of the equation

lies between 2 and 3. Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 8(b)(i)
(b)(ii)

Hence, find the height of the cuboid.

[1]
Reveal mark scheme Mark scheme for question 8(b)(ii)

Unit 2: Calculator-allowed November 2021 Intermediate tier, Question 12, also on the Higher paper 4 marks

A solution of the equation

lies between 2 and 3.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 12

Unit 2: Calculator-allowed November 2021 Higher tier, Question 3, also on the Intermediate paper 4 marks

A solution of the equation

lies between 2 and 3.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 3

Unit 2: Calculator-allowed November 2020 Intermediate tier, Question 12, also on the Higher paper 4 marks

A solution of the equation

lies between 7∙2 and 7∙3.

Use the method of trial and improvement to find this solution correct to 2 decimal places.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 12

Unit 2: Calculator-allowed November 2020 Higher tier, Question 3, also on the Intermediate paper 4 marks

A solution of the equation

lies between 7∙2 and 7∙3.

Use the method of trial and improvement to find this solution correct to 2 decimal places.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 3

Unit 2: Calculator-allowed November 2019 Higher tier, Question 1 4 marks

A solution of the equation

lies between 3 and 4.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 1

Unit 2: Calculator-allowed June 2019 Intermediate tier, Question 16, also on the Higher paper 4 marks

A solution of the equation

lies between 1 and 2.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 16

Unit 2: Calculator-allowed June 2019 Higher tier, Question 8, also on the Intermediate paper 4 marks

A solution of the equation

lies between 1 and 2.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 8

Unit 2: Calculator-allowed November 2018 Intermediate tier, Question 14, also on the Higher paper 4 marks

A solution of the equation

lies between 5 and 6.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 14

Unit 2: Calculator-allowed November 2018 Higher tier, Question 5, also on the Intermediate paper 4 marks

A solution of the equation

lies between 5 and 6.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 5

Unit 2: Calculator-allowed June 2018 Intermediate tier, Question 13 4 marks

A solution of the equation

lies between 4 and 5.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 13

Unit 2: Calculator-allowed June 2018 Higher tier, Question 3 6 marks

In this question, you will be assessed on the quality of your organisation, communication and accuracy in writing.

A solution of the equation

lies between 4 and 5.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[6]
Reveal mark scheme Mark scheme for question 3

Unit 2: Calculator-allowed November 2017 Intermediate tier, Question 11, also on the Higher paper 4 marks

A solution of the equation

x3 + 2x = 91

lies between 4 and 5.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 11

Unit 2: Calculator-allowed November 2017 Higher tier, Question 2, also on the Intermediate paper 4 marks

A solution of the equation

x3 + 2x = 91

lies between 4 and 5.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 2

Unit 2: Calculator-allowed June 2017 Intermediate tier, Question 13, also on the Higher paper 4 marks

A solution to the equation

lies between 3 and 4.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 13

Unit 2: Calculator-allowed June 2017 Higher tier, Question 3, also on the Intermediate paper 4 marks

A solution to the equation

lies between 3 and 4.

Use the method of trial and improvement to find this solution correct to 1 decimal place.

You must show all your working.

[4]
Reveal mark scheme Mark scheme for question 3

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