JEE Main 2023 — Probability Question with Solution
From: JEE Main 2023 (Online) 24th January Morning Shift
Question
Let N denote the number that turns up when a fair die is rolled. If the probability that the system of equations
has unique solution is , then the sum of value of k and all possible values of N is :
Choose an option
Show full solutionCorrect option: C
Correct answer
C20
Step-by-step explanation
For unique solution
i.e.
and
Probability of not getting 2 or 3 in a throw of dice
As given
Required value
i.e.
and
Probability of not getting 2 or 3 in a throw of dice
As given
Required value
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This is a previous-year question from JEE Main 2023, covering the Probability chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.