A biased coin is thrown. Based on the tree diagram, what is the probability that it will land on tails?

A biased coin is thrown. Based on the tree diagram, what is the probability that it will land on tails?

A weather forecaster predicts the weather for the next day. Based on the tree diagram, what is the probability that it will rain?

A biased coin is thrown into the air. Based on the tree diagram, what is the probability that when it lands it will be heads?

A bag is filled with blue and orange balls. Based on the tree diagram, what is the probability that an orange ball is taken out?

There are a number of cards faced down on a table which are black or white. Based on the tree diagram, what is the probability that a white card is overturned.

The weather for the next day was forecasted. Based on the tree diagram, what is the probability that it will rain tomorrow?

Some odd and even numbers are shuffled up into a box. Based on the tree diagram, what is the probability that an even number is taken out of the box?

A group of people are asked about their favourite pet (either dog or cat) and then picked at random. Based on the tree diagram, what is the probability that a person who liked a dog is picked?

A bag is filled with red and green counters. Based on the tree diagram, what is the probability that a green counter is removed from the bag?

Some primary school students are asked what they favourite pet is (either dog, bird or cat) and then picked at random. Based on the tree diagram, what is the probability that someone who likes dogs or birds are picked?

A sack is filled with green, red and black shapes. Based on the tree diagram, what is the probability that a red or a green shape is taken out?

The hair colour of a number of people is noted. Then at random one of those people are chosen to win a prize. Based on the tree diagram, what is the probability that someone with black hair is chosen?

Some numbers are shuffled and placed into a bag. Based on the tree diagram, what is the probability that an odd number is taken out of the bag?

A teacher takes some shapes and puts them in a sack. Based on the tree diagram, what is the probability that a circle is taken out of the sack?

A group of year 11 students told their teacher their favourite subject in school and then the teacher randomly selected one of them. Based on the tree diagram, what is the probability that the student selected liked maths or art?

A number of coloured tiles are placed into a box and shuffled. Based on the tree diagram, what is the probability that a purple tile is taken out of the box?

A number of shapes are placed inside a bag and then taken out at random. Based on the tree diagram, what is the probability that a circle or octagon is taken out of the bag?

A teacher asks their students what subject they took (either Spanish, physics or biology) and then randomly selects one person to give them a sweet. Based on the tree diagram, what is the probability that someone who took biology is picked?

Some coloured pens are shuffled inside a case. Based on the tree diagram, what is the probability that when a pen is taken out of the case it is pink?

A coloured shape is taken out of a sack at random. Based on the tree diagram, what is the probability that a black shape is taken out?

A teacher is picked at random from the English, history or biology department. Based on the tree diagram, what is the probability that an English teacher was picked?

A survey is done to record peoples eye colour. Of those surveyed one person is selected at random. Based on the tree diagram, what is the probability that someone with either green or blue eye colour is selected?

A number of people are asked about their favourite flavour ice cream out of lemon, caramel and berries. They are then picked at random for a free coupon prize. Based on the tree diagram, what is the probability that someone who liked caramel won the prize?

A group of primary children are asked about their favourite animal and then randomly picked. Based on the tree diagram, what is the probability that someone who liked puppies or hamsters was picked?