Australia
Year 10
8.03 Tree diagrams
Interactive practice questions
On the island of Timbuktoo the probability that a set of traffic lights shows red, yellow or green is equally likely. Christa is travelling down a road where there are two sets of traffic lights.
What is the probability that both sets of traffic lights will be red?
Easy< 1 min
Three fair coins are tossed.
Easy1 min
A bucket contains $5$5 green buttons and $7$7 purple buttons. Two buttons are drawn in succession from the bucket. The first button is replaced before the second button is drawn.
Easy3 min
Han plays three tennis matches. In each match he has $60%$60% chance of winning:
Medium5 min
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