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- 1. Multiple Choice
There are 10 counters in a bag, 3 red and 7 blue.
I take one counter, then another without replacement.
Find the probability of the value marked x
7/10
3/10
6/9
2/9
- 2. Multiple Choice
There are 10 counters in a bag, 3 red and 7 blue.
I take one counter, then another without replacement.
Find the probability of the value marked y
7/10
3/10
6/9
2/9
- 3. Multiple Choice
There are 10 counters in a bag, 3 red and 7 blue.
I take one counter, then another without replacement.
Find the probability of the value marked w
7/10
3/10
6/9
2/9
- 4. Multiple Choice
There are 10 counters in a bag, 3 red and 7 blue.
I take one counter, then another without replacement.
Find the probability of picking two red counters.
6/90
5/19
47/90
2/9
- 5. Multiple Choice
There are 10 counters in a bag, 3 red and 7 blue.
I take one counter, then another without replacement.
Find the probability of picking one of each colour counters.
21/90
48/90
42/90
10/19
- 6. Multiple Choice
A game is played where a fair coin is flipped.
Heads you lose, tails you get to flip again.
On the second go heads you lose and tails you win.
What is the probability of losing on the first go?
1/2
1/4
3/4
1
- 7. Multiple Choice
A game is played where a fair coin is flipped.
Heads you lose, tails you get to flip again.
On the second go heads you lose and tails you win.
What is the probability of losing on the second go?
1/2
1/4
3/4
1
- 8. Multiple Choice
A game is played where a fair coin is flipped.
Heads you lose, tails you get to flip again.
On the second go heads you lose and tails you win.
What is the probability of winning?
1/2
1/4
3/4
1
- 9. Multiple Choice
A game is played where a fair coin is flipped.
Heads you lose, tails you get to flip again.
On the second go heads you lose and tails you win.
What is the probability of losing?
1/2
1/4
3/4
1
- 10. Multiple Choice
There are 8 counters in a bag, 1 is red.
I take one counter, replace it, then take another.
What is the probability of taking a red counter on the first go?
1/8
7/8
1/7
6/7
- 11. Multiple Choice
There are 8 counters in a bag, 1 is red.
I take one counter, replace it, then take another.
What is the probability of taking a red counter on the second go?
1/8
7/8
1/7
6/7
- 12. Multiple Choice
There are 8 counters in a bag, 1 is red.
I take one counter, replace it, then take another.
What is the probability of taking two red counters?
1/8
1/64
2/8
2/64
- 13. Multiple Choice
What proportion of senior boys play football or wrestle?
9/143
12/143
18/143
39/143
- 14. Multiple ChoiceHow many senior boys play football but do not wrestle?91218104
- 15. Multiple Choice
How many senior boys play neither sport?
9
104
30
39
- 16. Multiple Choice
What proportion of senior boys play football and wrestle?
9/143
21/143
30/143
39/143
- 17. Multiple ChoiceHow many students took the survey?32475356
- 18. Multiple ChoiceHow many students do not snowboard?21222829
- 19. Multiple Choice
The diagram shows the sports played by 80 students.
If a student is picked at random, what is the probability that they play football only?
66/80
4/80
18/80
49/80
- 20. Multiple Choice
The diagram shows the sports played by 80 students.
If a student is picked at random, what is the probability that they play all three sports?
31/80
45/80
62/80
67/80
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