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A box contains five balls of same size and shape. Three of them are green coloured balls and two of them are orange coloured balls. Balls are drawn from the box one at a time. If a green ball is drawn, it is not replaced. If an orange ball is drawn, it is replaced with another orange ball.

First ball is drawn. What is the probability of getting an orange ball in the next draw?

  1. $\frac{1}{2}$
  2. $\frac{8}{25}$
  3. $\frac{19}{50}$
  4. $\frac{23}{50}$
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2 Answers

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Answer : Option D.

We can solve it using tree diagram.

Tree Diagram is the best method to solve many Probability Questions.

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https://www.toppr.com/ask/question/an-urn-contains-2-white-and-2-black-balls-a/

i know this question created a lot of ambiguity but i suggest all of you to go to this link and see that EXTRA BALLS ARE ADDED..

Answer:

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