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Frequency Trees

Frequency Trees

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Question 2
84%

40 students took a Biology test and a Chemistry test.

32 of the students passed the Biology test.

a.

Of the students who passed the Biology test, 25 passed the Chemistry test. Of the students who failed the Biology test, 3 passed the Chemistry test.

Use this information to complete the frequency tree.

Frequency Tree

[3]
b.

Write down the number of students that passed the Chemistry test.

[1]
Markscheme

Frequency Trees Questions

  1. GCSE
  2. /Maths
  3. /Frequency Trees

28 exam-style questions on Edexcel GCSE Maths Frequency Trees. Each one has a worked solution and a mark scheme showing where the marks go.

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