A bag contains 8 black marbles and 20 yellow marbles. You reach into the bag and pull out a black marble. Then you reach into the bag and pull out another marble. What is the pr…

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asked Oct 14, 2020 178k views

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Nickaknudson · Answer 1 · 2020-10-20T19:59:49+0000

You have a bag containing 8 + 20 = 28 marbles.

After you pull a black marble you have 28 - 1 = 27 remaining marbles.

There are 20 yellow marbles in the bag.

The probability of pulling a yellow marble is now

$(20)/(27) which \: is \: approximately \: equal \: to \\ 74.07\%$

A bag contains 8 black marbles and 20 yellow marbles. You reach into the bag and pull out a black marble. Then you reach into the bag and pull out another marble. What is the pr…

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