algebra

What is the probability of each event?
a. rolling a sum of a prime number on one roll of two standard number cubes.
b. rolling a sum of 5 or a sum of 3 on one roll of two standard number cubes.

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asked by Emily
  1. if you list the 36 possible outcomes, you can easily count the the relevant ones

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    posted by scott
  2. So, would these be correct?
    a. 0.389
    b.0.167

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    posted by Emily

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