Math Problem Statement
A jar contains 6 red marbles, numbered 1 to 6, and 12 blue marbles numbered 1 to 12. Answer the following using fractions or decimals rounded to three places. a) A marble is chosen at random. If you're told the marble is red, what is the probability that it has the number 5 on it?
b) The first marble is replaced, and another marble is chosen at random. If you're told the marble has the number 1 on it, what is the probability the marble is red?
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Conditional Probability
Formulas
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Theorems
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Suitable Grade Level
Grades 7-9
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