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Friday, 9 October

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JEE Main 2024 · MathsMultiple choiceSingle correctMediumCalculation

JEE Main 9 April 2024, Shift 2, Maths Q20

Question 20 of 90 in this shift, Maths question 20 of 30, Section A.

If an unbiased dice is rolled thrice, then the probability of getting a greater number in the

i^{\text{th}}

roll than the number obtained in the

(i-1)^{\text{th}}

roll,

i=2, 3

, is equal to

(1) $5/54$ Official answer
(2) $3/54$
(3) $2/54$
(4) $1/54$

Official answer

Option 1

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.