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प्रश्न
A bag contains 4 red and 6 black balls. A ball is taken out of the bag at random. What is the probability of getting a black ball?
पर्याय
`2/5`
`3/5`
`1/10`
None of these
MCQ
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उत्तर
`bb(3/5)`
Explanation:
Total possible outcomes = Total number of balls
= (4 + 6)
= 10
Number of black balls = 6
∴ P(getting a black ball) = `6/10 = 3/5`.
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