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Combinations

Combinations. If there were three drinks and three chocolate bars, list the combinations. If you only buy one item in each shop, what are all the different combinations you could buy?. Shop 1: Primark. Shop 2: Top Shop. Create your own shopping question.

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Combinations

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  1. Combinations • If there were three drinks and three chocolate bars, list the combinations

  2. If you only buy one item in each shop, what are all the different combinations you could buy? Shop 1: Primark Shop 2: Top Shop Create your own shopping question

  3. Lucy picks a counter at random from a bag. What is the probability of taking a blue counter? What is the probability of taking a purple counter? What is the probability of taking a blue orred counter?

  4. On your MWB write the probability that.. In a class of 20 pupils, 11 have dark hair, 7 have fair hair and 2 have red hair. A pupil is chosen at random to collect the homework. What is the probability that they • Have fair hair • Have red or dark hair If two are picked what is the probability that they both have dark hair

  5. The probabilities of different types of weather in Aberdeen in September are shown in the table: Find x. What is the probability of either Rain or Showers?

  6. What is the probability of getting two tails in two tosses of a coin?

  7. What is the probability of getting three tails in three tosses of a coin?

  8. What is the probability of scoring three 4’s on these three spinners?

  9. x Note: I wouldn’t bother simplifying my fractions here, as it makes the adding up easier when they have the same denominator! + Check: Our probabilities add up to 1, so it’s looking good! Question: What is the probability she gets two beads of the same colour?... Well, the end of which braches give us that? Now we can simplify

  10. Draw the tree for; I throw 2 dice What is the probability of me getting a 6, or not a 6 On the first throw The second throw

  11. A bag contains 8 balls. • 5 are black and 3 are white. A ball is taken out of the bag at random and not replaced. Another ball is taken out of the bag at random. • What is the probability that both of the balls are the same colour?

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