Probability Quiz

The sum of all probabilities add up to...

• 1
• 10
• 42

If the probability that your tram will be late is 0.2, what is the probability that it will NOT be late?

The probability that Forest lose is 0.5, the probability that they draw is 0.2. What is the probability that they win?

What is the probability shown on the diagram? (Write your answer as a decimal)

What is the probability shown on the diagram? (Write your answer as a decimal)

What is the probability that a child chosen at random will have BLUE as their favourite colour?

• 1/5
• 7/10
• 7/35

What does 7/35 simplify to?

• 1/15
• 1/5
• 1/7

What is the probability that a child chosen at random will NOT have GREEN as their favourite colour?

• 1/5
• 4/5
• 5/35
• 30/35

What does 30/35 simplify to?

• 1/7
• 1/35
• 6/7
• 10/20

The probability shown on the diagram is ...

• Likely
• Unlikely
• Impossible
• Certain