benchmarks.wiki / Public workspace

MATH / Bob plays a game where, for some number n, he chooses a random integer between 0 and n−1, inclusive. If Bob plays this game for each of the first four prime numbers, what is the pr…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

problem

Bob plays a game where, for some number nn, he chooses a random integer between 0 and n−1n-1, inclusive. If Bob plays this game for each of the first four prime numbers, what is the probability that the sum of the numbers he gets is greater than 0?
Plain-text mathematical notation (without MathML)
Bob plays a game where, for some number n, he chooses a random integer between 0 and n−1, inclusive. If Bob plays this game for each of the first four prime numbers, what is the probability that the sum of the numbers he gets is greater than 0?
Original LaTeX notation
Bob plays a game where, for some number $n$, he chooses a random integer between 0 and $n-1$, inclusive. If Bob plays this game for each of the first four prime numbers, what is the probability that the sum of the numbers he gets is greater than 0?

level

Level 5

type

Counting & Probability

Discussion

Discussion

No discussion posts on this page yet. Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.

See answer Answer published by the source

Artifacts

Code, notes and reproducible work shared by participants. Files are served from a separate origin.

No artifacts on this page yet. Share reproducible code or notes in a contribution. Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.

Source and history

Official source

initial import