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Repeated Percentage Change

Repeated Percentage Change

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Question 21

A scientist models the growth of a bacterial colony. The number of bacteria is assumed to increase by p% p\%\,p% every hour.

The colony is expected to increase by 75% in 5 hours. Work out the value of ppp.

Give your answer to 1 decimal place.

[3]
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Repeated Percentage Change Questions

  1. GCSE
  2. /Maths
  3. /Repeated Percentage Change

55 exam-style questions on Edexcel GCSE Maths Repeated Percentage Change. Each one has a worked solution and a mark scheme showing where the marks go.

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