# Lesson Worksheet: Compound Events Mathematics • 7th Grade

In this worksheet, we will practice determining the sample space and the probability of compound events.

**Q1: **

A fair six-sided die with the numbers 1 to 6 is rolled, and a fair coin is flipped. What is the probability that the number obtained on the die is a factor of 12 and the coin lands with its heads side down?

- A
- B
- C
- D
- E

**Q2: **

In an experiment a coin is flipped and a die is rolled once. Event is the appearance of a head and a prime number. Event is the appearance of an even number. Find the probability of event or event occurring but not both.

- A
- B
- C
- D

**Q4: **

A coin is flipped three consecutive times. What is the probability of only getting one head?

- A
- B
- C
- D

**Q5: **

A card is drawn at random from a deck of cards numbered from 1 to 25. What is the probability that the card drawn has a number which is a factor of 10 or is even?

- A
- B1
- C0
- D
- E

**Q8: **

A bag contains 32 balls. There are 27 red balls numbered from 1 to 27 and 5 white balls numbered from 28 to 32. If a ball is chosen at random from the bag, what is the probability that the ball is white or has an odd number?

- A
- B
- C
- D
- E

**Q10: **

A classroom has 24 boys and 10 girls, where 10 boys and 6 girls wear glasses. Calculate the probability that a randomly selected student is a girl or wears glasses.

- A
- B
- C
- D
- E