JEE Previous Year Question
A bag contains 8 balls, whose colours are either white or black. 4 balls are drawn at random without replacement and it was found that 2 balls are white and other 2 balls are black. The probability that the bag contains equal number of white and black balls is:
Topic: JEE PYQ
Answer: B. Full step-by-step solution below.
- A
- B
- C
- D
Correct answer: B
Solution
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