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Teacher's Notes Topic: Probability

Teacher's Notes Topic: Probability. Spinners. The diagram shows five fair spinners with grey and white sectors. Each spinner is divided into equal sectors. I am going to spin all the pointers. (a) For one of the spinners, the probability of spinning grey is Which spinner is this?

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Teacher's Notes Topic: Probability

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  1. Teacher's Notes Topic: Probability Spinners The diagram shows five fair spinners with grey and white sectors. Each spinner is divided into equal sectors. I am going to spin all the pointers. (a) For one of the spinners, the probability of spinning grey is Which spinner is this? (b) For two of the spinners, the probability of spinning grey is more than 60% but less than 70% Which two spinners are these? 3 4 L5 For each spinner, what is p(white) ?

  2. Spinners The diagram shows five fair spinners with grey and white sectors. Each spinner is divided into equal sectors. I am going to spin all the pointers. (a) For one of the spinners, the probability of spinning grey is Which spinner is this? (b) For two of the spinners, the probability of spinning grey is more than 60% but less than 70% Which two spinners are these? 3 4

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