Mathematics Grade 8 15 min

Probability of opposite, mutually exclusive, and overlapping events

Probability of opposite, mutually exclusive, and overlapping events

Tutorial Preview

1

A bag has 5 marbles: 2 red, 3 blue. What is P(not red)?

2

You roll a 6-sided die. What is P(roll a 1 or a 6)?

3

Pick a number from 1 to 10. What is P(even or greater than 5)?

Sample Practice Questions

Easy
A spinner has 4 equal sections, 1 is blue. What is the probability of the spinner not landing on blue?
0.1/4
1.1/2
2.3/4
3.1
Easy
A bag has 10 socks, and 3 are green. What is the probability of picking a sock that is not green?
0.3/10
1.1/2
2.7/10
3.1
Easy
You roll a standard 6-sided die. What is the probability of rolling a 2 or a 3?
0.1/6
1.1/3
2.1/2
3.2/3

Want to practice and check your answers?

Sign up to access all questions with instant feedback, explanations, and progress tracking.

Start Practicing Free

More from Probability

Ready to find your learning gaps?

Take a free diagnostic test and get a personalized learning plan in minutes.