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JEE Main 24 June 2022 Shift 2 Solved Paper

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Question : 28

Total: 90

In an examination, there are 10 true-false type questions. Out of 10 , a student can guess the answer of 4 questions correctly with probability ‌

and the remaining 6 questions correctly with probability ‌

. If the probability that the student guesses the answers of exactly 8 questions correctly out of 10 is ‌

, then k is equal to __

[24-Jun-2022-Shift-2]

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