MATHEMATICS · Single correct · CBSE · Mathematics · Probability · Probability
Problem
In a school quiz, a participant may give a correct answer, give a wrong answer, or skip the question. The probability that she gives a correct answer is 0.55 and the probability that she skips the question is 0.15. Find the probability that she gives a wrong answer.
(a) 0.45
(b) 0.30
(c) 0.35
(d) 0.40