O Level Mathematics 4024, topic 1.17

Exponential growth and decay: past paper questions

4 Cambridge O Level Mathematics 4024 questions on Exponential growth and decay (1.17) from 4 papers, 2025 to 2026. Open the paper or try a question free.

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Questions
4
Papers
4
Years
2025 to 2026
Total marks
18
Average per question
4.5 marks
Largest question
6 marks

By type: Structured 4

How hard the questions are

  • Recall0
  • Apply4
  • Analyse0
  • Not banded0

Derived from the command word Cambridge prints in each question, banded by a fixed table beside the syllabus's own definitions. A question printing no command word is unbanded: unknown, not middling.

Command words

  • calculateApply3 questions

    work out from given facts, figures or information

  • findApply1 question

Where the questions come from

By year

  • 20261
  • 20253

By session

  • May/June2
  • Oct/Nov2

By paper

  • Paper 24

Questions on this topic

Showing 3 of 4, spread across the years. Open one to write your answer and have it marked.

  • Question 14May/June 2026, paper 22Structured3 marks

    The population of a village is 1260. The population grows exponentially at a rate of 1.7% per year. Calculate the increase in the population at the end of 3 years.

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  • Question 14Oct/Nov 2025, paper 21Structured3 marks

    The population of a country increases exponentially at a rate of 3.6% per year. On 1st January 2024 the population of the country is 5.4 million. Calculate the number of complete years it will take for the population to reach 8 million.

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  • Question 16Oct/Nov 2025, paper 22Structured6 marks

    The population of a town decreases exponentially at a rate of x% per year. The population of the town on 1 January 2020 was 120000. The population of the town on 1 January 2023 was 102885.

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