Three events A, B and C are mutually exclusive, exhaustive and equally likely. What is the probably of the complementary event of A?

CA Foundation · Quantitative Aptitude · MTP · January 2025
Three events A, B and C are mutually exclusive, exhaustive and equally likely. What is the probably of the complementary event of A?
(A) A. 1 / 3
(B) B. 2 / 3
(C) C. 3 / 7
(D) D. 1

Suggested Answer and Working Notes:

Correct Answer: Option (B)

B. 2 / 3

Topics: Part-C: Statistics

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