TS EAMCET · Maths · Probability
A bag contains 9 identical black balls numbered 1 to 9 and 4 identical white balls numbered 1 to 4 . If 3 balls are drawn at a time randomly from that bag then the probability of getting at least one white ball is
- A \(\frac{101}{143}\)
- B \(\frac{7}{143}\)
- C \(\frac{72}{143}\)
- D \(\frac{42}{143}\)
Answer & Solution
Correct Answer
(A) \(\frac{101}{143}\)
Step-by-step Solution
Detailed explanation
Total number of white balls \(=4\) balls Total number of black balls \(=9\) balls Possible number of ways to select 3 balls randomly…
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