Question 3
Rachel has two bags.
In the first bag there are 4 red balls and 6 green balls.
In the second bag there are 3 red balls and 5 green balls.
Rachel takes at random a ball from the first bag.
She then takes at random a ball from the second bag.
a.[2]
Complete the probability tree diagram.
b.[2]
Work out the probability that Rachel takes two green balls.
Probability Trees Questions
8 exam-style questions on CIE IGCSE Maths Probability Trees. Each one has a worked solution and a mark scheme showing where the marks go.