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Friday, 9 October

JEE Main 2025 · MathsNumerical answerNumerical valueHardMulti-step

JEE Main 2 April 2025, Shift 1, Maths Q25

Question 25 of 75 in this shift, Maths question 25 of 25, Section B.

Three distinct numbers are selected randomly from the set {1,2,3,…,40}\{1, 2, 3, \ldots, 40\}. If the probability, that the selected numbers are in an increasing G.P., is mn\frac{m}{n}, gcd⁡(m,n)=1\gcd(m, n)=1, then m+nm+n is equal to ___________.

Official answer

2477

NTA final key.

Chapter
Probability
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.