Probability

Angela has a 3-sided spinner.

The sides of the spinner are numbered 1, 2 and 3

Angela spins the spinner once.

Choose the word that best describes the probability that the spinner will land on the number 4.

• Impossible

• Unlikely

• Even

• Likely

• Certain

Angela has a 3-sided spinner.

The sides of the spinner are numbered 1, 2 and 3

Angela spins the spinner once.

Choose the word that best describes the probability that the spinner will land on a number less than 4

• Impossible

• Unlikely

• Even

• Likely

• Certain

Meela has a fair 6-sided spinner.

The sides of the spinner are numbered 2, 2, 2, 3, 3, 5

Meela spins the spinner once.

Which number is the spinner least likely to land on?

• 1

• 2

• 3

• 4

• 5

Meela has a fair 6-sided spinner.

The sides of the spinner are numbered 2, 2, 2, 3, 3, 5

From the following list, choose the word that best describes the likelihood that the spinner will land on 2

impossible        unlikely        evens        likely        certain

• Impossible

• Unlikely

• Even

• Likely

• Certain

Here is a probability scale. It shows the probability of each of the events A, B, C and D.

 What letter represents the event that is certain.

• A

• B

• C

• D

Here is a probability scale. It shows the probability of each of the events A, B, C and D.

What letter represents the event that is unlikely. 

• A

• B

• C

• D

Greg rolls a fair ordinary dice once.

On the probability scale, mark with a cross (×) the probability that the dice will land on an odd number.

Greg rolls a fair ordinary dice once.

On the probability scale, mark with a cross (×) the probability that the dice will land on a number less than 5

Tara rolls a fair 6-sided dice once.

Choose the word below that best describes the probability of Tara getting a number less than 6

impossible        unlikely        evens        likely        certain

• Impossible

• Unlikely

• Even

• Likely

• Certain

There are 100 beads in a bag.

50 of the beads are red 25 of the beads are blue 15 of the beads are green The rest of the beads are yellow

Sally takes at random a bead from the bag.

What is the probability that the bead is green?

• 15

• 15/50

• 15/25

• 15/100