GCSE Maths Practice: tree-diagrams

Question 3 of 9

Find probability both balls are red.

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\( \begin{array}{l}\textbf{Bag: 3R,2G. Draw 2 balls.} \\ \text{Find probability both are red.}\end{array} \)

Choose one option:

P(Both Red) = P(First Red) × P(Second Red|First Red)

Multiply probabilities for each dependent draw.