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Probability Trees

Probability Trees

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Question 1
69%

Tina has two bags of counters, Bag A and Bag B.

There are 5 red counters and 3 blue counters in bag A.

There are 4 red counters and 5 blue counters in bag B.

Tina takes at random a counter from each bag.

a.

Complete the probability tree diagram.

A probability tree diagram for two bags, Bag A and Bag B. Bag A has two branches: Red and Blue. Bag B has four branches: Red, Blue, Red, and Blue. Each branch has a dotted line for a probability value.

[2]
b.

Work out the probability that Tina takes two blue counters.

[2]
Markscheme

Probability Trees Questions

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

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

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