Probability
Maths · Grade 9 · Week 41 · 25 questions
Probability measures how likely an event is to happen, from impossible to certain. Understanding probability helps you make better predictions and informed decisions.
What you'll practise
- Calculate probability of simple events
- Express probability as fractions and percentages
- Distinguish between theoretical and experimental probability
- Solve problems involving combined events
All 25 questions in this Probability quiz
Grade 9 Maths — Probability: 25 practice questions with instant scoring and explanations.
- P(A and B), P(A)=3/8, P(B)=1/7=?
- Probability 1 favorable, 18 total=?
- Probability 6 favorable, 13 total=?
- P(A and B), P(A)=5/7, P(B)=4/9=?
- Event 14/72 trials, probability=?
- P(not A) if P(A)=3/10=?
- Event 29/196 trials, probability=?
- Probability 6 favorable, 17 total=?
- Event 41/109 trials, probability=?
- Event 17/182 trials, probability=?
- Event 38/199 trials, probability=?
- Event 48/159 trials, probability=?
- P(A and B), P(A)=2/10, P(B)=3/8=?
- P(A and B), P(A)=1/7, P(B)=1/9=?
- Event 19/188 trials, probability=?
- P(A and B), P(A)=4/7, P(B)=2/7=?
- Event 46/105 trials, probability=?
- P(A and B), P(A)=4/10, P(B)=5/8=?
- Event 42/140 trials, probability=?
- P(A and B), P(A)=5/8, P(B)=5/6=?
- P(A and B), P(A)=1/9, P(B)=4/8=?
- Probability 3 favorable, 13 total=?
- Probability 1 favorable, 11 total=?
- Probability 1 favorable, 16 total=?
- Event 30/155 trials, probability=?
Question 1 of 250 correct so far