Free Printable Probability

Worksheets

Probability

Total questions: 15

Worksheet time: 24mins

Name

Class

Date

Orn has the same type and size of dolls. They are 4 pink dolls and 1 green doll. If Orn randomly picks up 1 doll find the probability to get green.

$\frac{1}{5}$

$\frac{2}{5}$

Tossing 2 dices at the same time for 1 time, which one is the event that the addition results of points on both dices to be 6?

(1, 5), (2, 4), (3, 3)

(0, 6), (1, 5), (2, 4), (3, 3)

(1, 5), (2, 4), (3, 3), (4, 2), (5, 1)

(0, 6), (1, 5), (2, 4), (3, 3), (4, 2), (5, 1), (6, 0)

To pick up 2 alphabet cards of B, O, Y cards one by one and return them back before picking up the second time, what is the possibility to get the same alphabet cards?

$\frac{1}{9}$

$\frac{1}{6}$

$\frac{1}{3}$

$\frac{1}{2}$

A jar has 4 red table tennis balls, 3 green table tennis balls and 5 blue table tennis. If we mixed them up and randomly pick up one of them, find the probability to get green

$\frac{1}{4}$

$\frac{1}{16}$

$\frac{1}{8}$

$\frac{2}{5}$

In a company, there are 45 salesmen and 55 saleswomen. If we pick one name of those salespeople to manage products to sell in each day, what is the probability to get salesmen?

$\frac{9}{11}$

$\frac{9}{20}$

$\frac{1}{10}$

$\frac{1}{20}$

Keng pick up a candy from his bag which has 10 candies. It is a ……..

Random sampling

Not a random sampling

Statistics

I don't know

Tossing a one-baht coin on the ground, all occurring events are 2 cases (head and tail sides). Is this true or false?

True

False

I'm not sure

None of these

John has `2 yellow socks and 2 black socks. If he picks 2 socks at the same time without looking, what is the chance to get 2 black socks?

$\frac{1}{8}$

$\frac{1}{4}$

$\frac{3}{4}$

$\frac{1}{2}$

There are 10 marbles in a bowl: 7 white marbles and 3 black marbles. Random sampling to pick up 1 marble, what is the number of possible occurring events of white marbles to be picked up?

$\frac{9}{10}$

$\frac{7}{10}$

$\frac{3}{10}$

$\frac{1}{10}$

10.

Tossing 2 dices at the same time for 1 time. Please find the probability to get the sum of both dices to be 11

$\frac{1}{36}$

$\frac{1}{18}$

$\frac{3}{10}$

$\frac{1}{10}$

11.

What is the probability of rolling a 3 or a 2 on a six-sided die?

16%

33%

100%

12.

Find the probability of getting any alphabets but NOT “A”

56%

100%

75%

13.

Probability of landing on an odd number on this spinner

62%

50%

62.5%

14.

What is the probability of guessing the correct answer to a true-false question?

$\frac{1}{2}$

$\frac{3}{4}$

$\frac{1}{7}$

$\frac{4}{5}$

15.

There are 26 letters in the alphabet, what is the probability that a letter chosen at random is in the word MATHEMATICS (Count only once for repeated letters)

$\frac{1}{13}$

$\frac{4}{23}$

$\frac{4}{13}$

$\frac{7}{26}$

Reset

Probability

Total questions: 15

Worksheet time: 24mins

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