Probability KS3

1. Sean has a box of pens.

The box contains 6 blue pens, 8 black pens, and 3 red pens.
(a) What is the probability that he will pick a blue pen?

Answer:

2. Emma has a bag of marbles.

It contains 5 red marbles, 7 green marbles, and 4 yellow marbles.
(a) What is the probability that she picks a green marble?

Answer:

3. A box contains 10 apples: 4 green, 3 red, and 3 yellow.

(a) What is the probability of picking a red apple?

Answer:

4. In a drawer there are 9 white socks, 6 black socks, and 5 blue socks.

(a) What is the probability of picking a black sock?

Answer:

5. Sarah has a set of crayons: 2 pink, 6 purple, and 4 orange.

(a) What is the probability of picking a purple crayon?

Answer:

6. A deck has 5 blue cards, 5 green cards, and 10 red cards.

(a) What is the probability of choosing a blue card?

Answer:

7. A basket holds 3 bananas, 7 apples, and 5 oranges.

(a) What is the probability of picking an orange?

Answer:

8. A jar contains 8 chocolate candies, 6 mint candies, and 6 fruit candies.

(a) What is the probability of picking a chocolate candy?

Answer:

9. A pencil case has 12 HB pencils, 3 2B pencils, and 5 colored pencils.

(a) What is the probability of choosing a 2B pencil?

Answer:

10. There are 7 lions, 9 tigers, and 4 leopards in a wildlife park.

(a) What is the probability of seeing a leopard first?

Answer:

11. A box has 2 red balls, 6 white balls, and 7 blue balls.

(a) What is the probability of picking a white ball?

Answer:

12. A shelf contains 10 novels, 4 comics, and 6 magazines.

(a) What is the probability of picking a comic?

Answer:

13. A candy bowl has 9 strawberry, 3 lemon, and 6 chocolate candies.

(a) What is the probability of picking a lemon candy?

Answer:

14. A game has 5 blue tokens, 5 red tokens, and 10 yellow tokens.

(a) What is the probability of picking a red token?

Answer:

15. A drawer contains 4 red ties, 2 blue ties, and 10 black ties.

(a) What is the probability of selecting a blue tie?

Answer: