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- Practice
- Artificial Intelligence
- Probability & Statistics - Foundations
- Day 2: Basic Probability Puzzles #3
Day 2: Basic Probability Puzzles #3
Day 2: Basic Probability Puzzles #3
Objective
In this challenge, we practice calculating probability.
Task
There are urns: , and .
- Urn contains red balls and black balls.
- Urn contains red balls and black balls.
- Urn contains red balls and black balls.
One ball is drawn from each urn. What is the probability that the balls drawn consist of red balls and black ball?
Output Format
In the editor below, submit your answer as Plain Text in the form of an irreducible fraction , where and are both integers.
Your answer should resemble something like:
3/4
(This is NOT the answer, just a demonstration of the answer format.)