JEE Main 2019 — Probability Question with Solution
From: JEE Main 2019 (Online) 10th April Evening Slot
Question
Minimum number of times a fair coin must be tossed so that the probability of getting at least one head is
more than 99% is :
Choose an option
Show full solutionCorrect option: D
Correct answer
D7
Step-by-step explanation
n = 7
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This is a previous-year question from JEE Main 2019, 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.