Probability

Section A

1. From the bag what is the probability of picking

a) a black counter

b) a white counter

c) not a white counter?

2. From the list of letters below calculate the probability of picking

I N F O R M A T I O N

a) a letter F?

b) a letter I?

c) a letter O?

d) a letter T or F?

e) a letter A or N or O?

f) not the letter O?

g) not the letter I?

Section B

1. In a bowl of fruit there are 5 red apples, 2 green apples, 3 bananas and 3 oranges. Calculate the probability of picking a

a) red apple b) green apple c) oranges d) grape

2. In a bag of counters there are 7 green, 2 white and 1 blue counter.

Calculate the probability of picking a

a) white counter b) blue counter c) green counter.

3. In a box of computer games there are 3 DS games, 4 Wii and 8 PSP games.

Calculate the probability of picking a

a) DS game b) PSP game c) Wii game.

4. On a spinner there are 8 sections. There a 5 red sections, 2 green and 1 blue.

Calculate the probability of it landing on a

a) red section b) green section c) blue section

d) red or green section e) green or blue section

f) not a blue section g) not a green section

5. In my wardrobe I have 3 pairs of blue jeans, 2 black jeans, 1 white jean.

Calculate the probability of me picking a

a) pair of black jeans b) pair of blue jeans

c) blue or black jeans d) white or blue jeans

6. On a fair dice, what is the probability of it landing on a

a) 3 b) 5 c) 2 or 3 d) 5 or 6 e) not 4

7. In a bowl of fruit there are 6 red apples, 1 green apple, 2 bananas and 3 oranges. Calculate the probability of picking a

a) red apple b) green apple c) oranges

d) red or green apple e) banana or orange

f) not an orange g) not a banana h) an apple

8. In a bag of counters there are 3 green, 10 white and 4 blue counters.

Calculate the probability of picking a

a) white counter b) blue counter c) green counter.

d) green or blue counters e) white or blue counters

f) not a blue counter g) not a white counter

h) green or white or blue counter

i) not a green or not a blue or not a white counter.

j) an orange counter.