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# need help with probability

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A bag contains three red marbles and eight blue marbles. Your randomly pick a marbles and then pick a second marble without returning the marbles to the bag. What is the probability that the first marble is red and the second marble is red?

Feb 8, 2022

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There are 3 x 2 ways to choose 2 red marbles

There are 11 x 10 ways to choose 2 marbles

So, the answer is $$\color{brown}\boxed{{3 \times 2} \over {11 \times 10}}$$. You have to simplify the fraction.

Feb 8, 2022