There are two boxes containing 5 white and 6 blue balls and 3 white and 7 blue balls respectively. If one of the boxes is selected at random and a…

CA Foundation · Quantitative Aptitude · MTP · September 2024
There are two boxes containing 5 white and 6 blue balls and 3 white and 7 blue balls respectively. If one of the boxes is selected at random and a ball is drawn from it, then the probability that the ball is blue is
(A) A. 115/227
(B) B. 83/250
(C) C. 73/110
(D) D. 83/220

Suggested Answer and Working Notes:

Correct Answer: Option (C)

C. 73/110

Topics: Part-C: Statistics

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