Probability Trees

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Question 21
Hard

Leo spins a spinner twice. The spinner can land on Red, Blue, or Green.

The probability the spinner lands on Red is 0.45.

The probability the spinner lands on Blue is 0.35.

a.

Complete the probability tree diagram.

A probability tree diagram for two spins.

[2]
b.

Work out the probability the spinner lands on Red both times.

[2]

Probability Trees Questions

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