Lesson Worksheet: Theoretical Probability Mathematics • 7th Grade
In this worksheet, we will practice interpreting a data set by finding and evaluating the theoretical probabilities.
Q1:
What it is the probability of rolling a number greater than or equal to 2 on a regular dice?
- A
- B
- C
- D
Q2:
A box contains 5 red marbles, 8 green marbles, and 4 yellow marbles. If a marble is picked from the box at random, what is the probability that the marble is red?
- A
- B
- C
- D
- E
Q3:
If this spinner is spun once, what is the probability of getting a vowel? Give your answer as a fraction in its simplest form.
- A
- B
- C
- D
- E
Q4:
When spinning a fair coin, what is the probability that it lands heads side up?
Q5:
What is the probability of rolling a number between 0 and 2 on a fair die?
- A
- B
- C
- D0
Q6:
What it is the probability of rolling a number less than or equal to 1 on a regular dice?
- A0
- B
- C
- D1
Q7:
A number is chosen at random from the set . What is the probability that the number is even?
- A
- B
- C
- D
Q8:
Two numbers are chosen at random from the set one after the other with replacement. What is the probability that the sum of the two numbers is 13?
- A
- B
- C
- D
- E
Q9:
A box contains 7 white, 4 black, and 6 red balls. If a ball is taken out of the box, what is the probability of it being black?
- A
- B
- C
- D
Q10:
A bag contains 5 yellow balls, 9 white balls, and 8 red balls. If a ball is chosen at random from the bag, what is the probability that it is white?
- A
- B
- C
- D