Probability

Which of these equations describes probability as a fraction?

• Total Possible Outcomes

  Favourable Outcomes

• Favourable

  Outcomes

  Total Possible Outcomes

• Variable

  All Outcomes

• One Outcome

  All Outcomes

Which of these probabilities could be described as "Unlikely"?

• 40%

• 50%

• 60%

• 0%

Mr Mynard has two identical chickens, Germany1 and Germany2. If one of his chickens has escaped their yard what is the probability that the escapee is Germany2?

• 0.1

• 0.2

• 0.5

• 0

Which coloured section of the spinner represents 37.5%

• Blue

• Teal

• Yellow

• Red

A bag has 12 marbles. 5 are red, 4 are blue, and 3 are white.

What is the probability of choosing a blue marble.

• 12

  4

• 3

  12

• 1

  3

• 1

  4

What would be the probability of rolling a number greater than 3 on a standard die?

• 2

  6

• 3

  6

• 4

  6

• 5

  6

Convert the fraction 4/16 to a decimal.

• o.125

• 0.2

• 0.333

• 0.25

How would you write the probability of tossing a head when one coin is tossed?

• P(Head) = 50%

• P(Coin) = 50%

• Prob(H) = 50%

• P/Head = 50%

Convert 0.725 to a percentage.

• 7.25%

• 3

  4

• 72.5%

• 25%

If a card is drawn at random from a standard deck of cards. What is the probability of getting the King of hearts?

• 4

  52

• 1

  4

• 2

  52

• 1

  52