Math 4 · Unit 4: Probability · Cambridge Primary Maths Stage 4

Questions

1. 1. What is the likelihood of the spinner landing on grey?

   • poor chance
   • good chance
   • certain
   • no chance
   Check

2. 2. Match each event to the description of its likelihood.

   • A die lands on an even number.
   • You will change into a fish tomorrow.
   • You will breathe today.
   • You will turn left today.
   • You will become famous tomorrow.

   • Even chance
   • Certain
   • No chance
   • Poor chance
   • Good chance
   Check

3. 3. A bag has one white ball and two black balls. Which colours make the sentences correct? There is a good chance of taking a … ball. There is a poor chance of taking a … ball. It is impossible to take a … ball.

   • black, white, red
   • white, black, red
   • black, red, white
   • red, black, white
   Check

4. 4. Ben rolled a die 20 times. How many times did he roll 1, 2, 3, 4, 5 and 6?

   • 1: 3, 2: 2, 3: 4, 4: 6, 5: 2, 6: 3
   • 1: 4, 2: 2, 3: 3, 4: 6, 5: 1, 6: 4
   • 1: 4, 2: 2, 3: 3, 4: 4, 5: 3, 6: 4
   • 1: 4, 2: 3, 3: 2, 4: 6, 5: 1, 6: 4
   Check

5. 5. Malik takes a sock from the drawer without looking. True or false: It is certain that the sock will be striped.

   • True
   • False
   Check

6. 6. Malik takes a sock from the drawer without looking. True or false: There is no chance of taking a plain sock.

   • True
   • False
   Check

7. 7. Malik takes a sock from the drawer without looking. True or false: There is a good chance of taking a sock that is not spotty.

   • True
   • False
   Check

8. 8. Malik takes a sock from the drawer without looking. True or false: There is a poor chance of taking a sock that is not checkered.

   • True
   • False
   Check

9. 9. Malik takes a sock from the drawer without looking. True or false: There is an even chance of taking a striped sock.

   • True
   • False
   Check

10. 10. Malik takes a sock from the drawer without looking. True or false: Maybe Malik will take a spotty sock.

    • True
    • False
    Check

11. 11. Taking the ball with the star wins the game. Which bag has the greatest chance of winning?

    Check

12. 12. Rose picked 20 numbers: 4 6 4 10 3 3 8 1 7 9 4 2 10 9 5 2 1 10 3 6. She writes them in order in a table, cell 1 first. Which numbers go in cells 11 to 15?

    • 2, 1, 10, 3, 6
    • 3, 8, 1, 7, 9
    • 4, 6, 4, 10, 3
    • 4, 2, 10, 9, 5
    Check

13. 13. Rose picks numbers from 1 to 10 at random. Complete: There is … of getting 11.

    • a poor chance
    • an even chance
    • a good chance
    • no chance
    Check

14. 14. Rose picks numbers from 1 to 10 at random. Complete: It is certain to be a number less than …

    • 5
    • 1
    • 10
    • 11
    Check

15. 15. Rose picks numbers from 1 to 10 at random. Complete: There is a … of getting a 2.

    • certain
    • good chance
    • poor chance
    • no chance
    Check

16. 16. Malik takes a T-shirt from this rail without looking. Which sentence uses 'no chance' correctly?

    • There is no chance of taking a grey T-shirt.
    • There is no chance of taking a black T-shirt.
    • There is no chance of taking a white T-shirt.
    • There is no chance of taking a red T-shirt.
    Check

17. 17. Malik takes a T-shirt from this rail without looking. Which sentence uses 'certain' correctly?

    • It is certain that Malik takes a black T-shirt.
    • It is certain that Malik takes a grey T-shirt.
    • It is certain that Malik takes a white T-shirt.
    • It is certain that Malik takes a white, grey or black T-shirt.
    Check

18. 18. Malik takes a T-shirt from this rail without looking. Which sentence uses 'poor chance' correctly?

    • There is a poor chance of taking a black T-shirt.
    • There is a poor chance of taking a white T-shirt.
    • There is a poor chance of taking a white or black T-shirt.
    • There is a poor chance of taking a T-shirt.
    Check

19. 19. Malik takes a T-shirt from this rail without looking. Which sentence uses 'likely' correctly?

    • It is likely that Malik takes a grey T-shirt.
    • It is likely that Malik takes a white T-shirt.
    • It is likely that Malik takes a black T-shirt.
    • It is likely that Malik takes a T-shirt that is not white.
    Check

20. 20. Malik takes a T-shirt from this rail without looking. Which sentence uses 'even chance' correctly?

    • There is an even chance of taking a white T-shirt.
    • There is an even chance of taking a red T-shirt.
    • There is an even chance of taking a black T-shirt.
    • There is an even chance of taking a grey T-shirt.
    Check