Probability Trees
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Hard69%
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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]

Probability Trees Questions

Practise Edexcel GCSE Maths Probability Trees with exam-style questions for Foundation and Higher tier. 40 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

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Probability Trees Questions

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