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प्रश्न
A bag contains 3 white, 4 black and 2 red balls. If 2 balls are drawn at random (without replacement), then the probability that both the balls are white is ______.
विकल्प
`1/18`
`1/36`
`1/12`
`1/24`
MCQ
रिक्त स्थान भरें
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उत्तर
A bag contains 3 white, 4 black and 2 red balls. If 2 balls are drawn at random (without replacement), then the probability that both the balls are white is `underlinebb(1/12)`.
Explanation:
The probability that both the balls are white
= `3/9 xx 2/8`
= `1/12`
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