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AP EAMCET · Maths · Probability

Two balls are drawn from an urn containing 7 white, 6 red and 8 black balls one after the other without replacement. Then the probability that atleast one of them is white, is

  1. A \(\frac{4}{9}\)
  2. B \(\frac{13}{30}\)
  3. C \(\frac{11}{30}\)
  4. D \(\frac{17}{30}\)
Verified Solution

Answer & Solution

Correct Answer

(D) \(\frac{17}{30}\)

Step-by-step Solution

Detailed explanation

Given that urn contain 7 white, 6 red, 8 black balls. Two balls are drawn one after the other without replacement, then following condition are there to get at least one of them is white (a) First White, second non-white…