Which of the following statements are true?

A bag contains red, blue and green balls only. If there is a 40% probability it will be red and a 0.1 probability it will be green, what is the probability it will be a blue ball?

There are 50 balls in a bag, 25 are yellow, 5 are brown and the rest are green What is the probability of picking a green (as a percentage)?

There are 20 counters in a bag, 9 are pink, 9 are green and 2 are purple. What is the probability of picking a purple counter (as a percentage)?

There are 20 girls in a class and 5 wear glasses. What is the probability of picking a girl who doesn’t wear glasses?

There are 30 boys in a class and 20 play football. What is the probability of picking a boy who doesn’t play football?

There are 15 girls in a class. 5 of the girls have blue eyes What is the probability of picking a girl with blue eyes?

A bag contains 10 balls, 3 are blue and 5 are green and 2 are orange. What is the probability of picking an orange?

There are 25 balls in a bag, 13 are purple, 7 are red and the rest are yellow, what is the probability of picking a yellow ball (as a percentage)?

A bag contains 15 counters, 4 are yellow and 6 are red and 5 are brown. What is the probability of picking a yellow?

There are 75 phones in a bag, 28 are Iphone, 22 are Samsung and the rest are Nokia, what is the probability of picking a Nokia phone (as a fraction)?

A bag contains 13 pens, 9 are blue and 1 is black and 3 are purple. What is the probability of picking a black?

A bag contains 16 pens, 8 are white and 7 are yellow and 1 is pink. What is the probability of picking a yellow?

A bag contains 10 balls, 3 are orange and 3 are pink and 4 are red. What is the probability of picking a pink (as a percentage)?

There is a bag filled with yellow and brown watches. Based on the tree diagram, what is the probability of picking a yellow watch?

A bag contains 8 shapes, 3 are triangles and 4 are squares and 1 is a circle. What is the probability of picking a square (as a percentage)?

A bowl is filled with apples and lemons. Based on the tree diagram, what is the probability of picking a lemon (as a percentage)?

A fair 6-sided dice is rolled, what is the probability percentage that it will land on an odd number?

A bag is filled with white and orange counters. Based on the tree diagram, what is the probability of picking out a white counter?

There are 20 balls in a bag, 10 are blue, 5 are green and the rest are orange. What is the probability of picking an orange ball (as a decimal)?

A student is picked at random from the class. Based on the table, what is the probability that the student will not have glasses?

There are 100 balls in a bag, 80 are red, 5 are brown and the rest are purple What is the probability of picking a purple (as a decimal)?

A number of people were asked to fill a survey about their favourite ice cream flavours and at random one of those people are picked. Based on the table, what is the probability that the person’s favourite flavour is strawberry?