Teodorteo8904 Teodorteo8904

15-01-2020
Mathematics

contestada

There are 30 red marbles and 10 black marbles in Urn #1. You have 20 red and 20 Black marbles in Urn #2. Randomly you pull a marble from the random urn and find that it is red.
What is the probability that it was pulled from Urn #1?

Respuesta :

23brownec 23brownec

15-01-2020

If there is 20 red marbles and 20 black marbles there is a 50/50 chance to get either one

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