Ticket numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn bears a number which is…

CA Foundation · Quantitative Aptitude · MTP · January 2026
Ticket numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn bears a number which is multiple of 3 or 7?
(A) A. 1 / 5
(B) B. 2 / 5
(C) C. 3 / 5
(D) D. None of these

Suggested Answer and Working Notes:

Correct Answer: Option (B)

B. 2 / 5

Topics: Part-C: Statistics

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