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Question 28

Mathematics Probability Hard

Out of 2n + 1 tickets, which are consecutively numbered, three are drawn at random. Then the probability that the numbers on them are in the arithmetic progression is

(A) <span class="math-tex">\(\dfrac{n^2}{4n^2 - 1}\)</span>
(B) <span class="math-tex">\(\dfrac{n}{4n^2 - 1}\)</span>
(C) <span class="math-tex">\(\dfrac{3n^2}{4n^2 - 1}\)</span>
(D) <span class="math-tex">\(\dfrac{3n}{4n^2 - 1}\)</span>
View Dynamic Solution & Explanation ▼
Correct Solution: Option D

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