Question
A cookie jar contains 6 chocolate chip cookies, 4 oatmeal cookies, 8 peanut butter cookies, and 2 sugar cookies. If a cookie is pulled from the jar what is the probability that it is oatmeal or peanut butter?
Answers
Either-or probabilities are found by adding the individual probabilities.
4/20 + 8/20 = ?
4/20 + 8/20 = ?
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