1. Literacy Research Memory Skill Practice Stretch!
What is the probability (as a fraction) of winning the main prize in the Euro-millions lottery?
What is the average payout on this?
Event, Outcome, Bias, Conditional, mutually exclusive
Memorise the 2 rules:
p (A and B) = p (A) x p (B)
p (A or B) = p (A) + p (B)
Skill Practice
Stretch!
There are 7 red and 4 white discs in a bag. A disc is drawn, then replaced and another disc is drawn.
Disc 1
Disc 2
Probabilities
The probability that an egg has a double yolk is 0.1.
Sukhpal has 3 eggs in his basket. What is the probability that at least one of these eggs has a double yolk?
Find the probability that both discs are the same colour.
A bag contains 4 red balls and 6 blue balls. A ball is taken at random from the bag and not put back in. A second ball is then removed from the bag.
Ball 1
Ball 2
Probabilities
Find the probability that both balls are a different colour

2. Sets and Venn diagrams Skills Practice Memory Stretch
There are 60 people at an activity centre.
31 go sailing,
24 go sailing and go on the climbing wall,
12 do neither activity.
How many just go on the climbing wall but do not go sailing?
Memory
Stretch
Draw a Venn diagram if you need it!