maths y8 probability

What you'll learn

1. 1

   Imagine you have a bag of 5 red marbles and 3 blue marbles. 🎒

2. 2

   In a bag with 5 red and 3 blue marbles, which colour are you more likely to pick?

3. 3

   Spin this spinner! It has 4 equal sections: red, blue, green, yellow. What's the probability of landing on red?

4. 4

   Let's find the probability of picking a red marble from the bag of 5 red and 3 blue marbles.

5. 5

   What is the probability of picking a blue marble from the same bag? (5 red, 3 blue)

6. 6

   Now try this spinner with 6 equal sections: 2 red, 2 blue, 1 green, 1 yellow. What's the probability of landing on green?

7. 7

   If you roll a fair 6-sided dice, what is the probability of rolling a 4?