Quiz A — first attempt
10 questions · Outcome AB-G7-SP4/SP5/SP6Instant feedback: onNo hints in quizzes — by designMastery: ≥8/10 + gates Q8 & Q9 · Badge: ProbabilityQuestion 1 of 10 · 0 correct so far
Difficulty: Medium
Short answer
A bag holds 5 red marbles and 5 blue marbles. A marble is drawn at random. Express P(red) as a percent.
Fractions like 1 1/2, 9/6 and 3/2 are all accepted where they're equal.
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