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MATH / If a, b and c are three (not necessarily different) numbers chosen randomly and with replacement from the set {1,2,3,4,5}, what is the probability that ab+c is even?

Problem

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problem

If a,a, bb and cc are three (not necessarily different) numbers chosen randomly and with replacement from the set {1,2,3,4,5},\{1,2,3,4,5\}, what is the probability that ab+cab+c is even?
Plain-text mathematical notation (without MathML)
If a, b and c are three (not necessarily different) numbers chosen randomly and with replacement from the set {1,2,3,4,5}, what is the probability that ab+c is even?
Original LaTeX notation
If $a,$ $b$ and $c$ are three (not necessarily different) numbers chosen randomly and with replacement from the set $\{1,2,3,4,5\},$ what is the probability that $ab+c$ is even?

level

Level 5

type

Counting & Probability

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Source and history

task_id
74d75b58-3e74-54a7-a722-ec9052606efb
task_key
counting~5fand~5fprobability--test--74d75b58-3e74-54a7-a722-ec9052606efb
task_revision_id
1
config / split
counting_and_probability / test

Official source

initial import