Lesson Worksheet: Probability and Simple Events Mathematics

In this worksheet, we will practice finding the probability of a simple event.

Q1:

If I roll a regular six-sided die, what is the probability that the score is 3?

• A
• B
• C
• D

Q2:

A card is drawn at random from a deck of cards numbered 1 to 52. What is the probability that the drawn card has a prime number?

• A
• B
• C
• D
• E

Q3:

A card is drawn from a deck of cards numbered from 1 to 37. What is the probability that the number on the card is even?

• A
• B
• C1
• D
• E

Q4:

A box contains 7 white balls, 3 black balls, and 8 red balls. What is the probability that a ball drawn at random is black?

• A
• B
• C
• D
• E

Q5:

A card is drawn at random from a deck of cards numbered 1 to 49. What is the probability that the drawn card has a number less than 40?

• A
• B
• C
• D

Q6:

If I roll a regular six-sided die, what is the probability that the score is divisible by 3?

• A
• B
• C1
• D

Q7:

The table shows the television preferences of a sample of 100 people. If a person is selected at random from the sample, what is the probability they prefer news?

 Programs Viewers Documentaries Drama News Sport 14 30 22 34
• A
• B
• C
• D
• E

Q8:

The table shows the results of a survey that asked 100 people to vote for their favorite type of TV program.

 Drama Documentary Comedy News Sport 14 19 14 16 37

What is the probability that a randomly selected person prefers drama?

• A
• B
• C
• D

Q9:

There are 28 people in a meeting. The probability that a person chosen at random is a man is . Calculate the number of women in the meeting.

Q10:

A bag contains 24 white balls and an unknown number of red balls. The probability of choosing at random a red ball is . How many balls are there in the bag?