Let 9 distinct balls be distributed among 4 boxes, B 1 , B 2 , B 3 and B 4 . If the probability than B 3 contains exactly 3 balls is $$k{\left( {{3 \over 4}} \right)^9}$$ then k lies in the set :

{x $$\in$$ R : |x $$-$$ 3| < 1}

JEE Main · Quantitative Aptitude

JEE Main Permutation And Combination Problems Questions with Answers and Solutions

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JEE Main Permutation And Combination Problems practice

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Words with or without meaning are to be formed using all the letters of the word EXAMINATION. The probability that the letter M appears at the fourth position in any such word is :

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JEE Main Permutation And Combination Problems practice FAQ

Can I solve these JEE Main Permutation And Combination Problems questions for free?

Yes. The preview questions, answers and step-by-step solutions on this page are free to read without any login.

What opens after free signup?

Signup unlocks the full JEE Main Permutation And Combination Problems topic test, saved attempts, performance analysis, Maya AI doubt-chat, friend challenges and a personalised study plan.

Are the solutions explained step by step?

Yes. Every question here carries a worked solution so you understand the method, not just the final answer.

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JEE Main Permutation And Combination Problems practice

What visitors can use on this page

JEE Main Permutation And Combination Problems practice FAQ

Prepare together, not alone

JEE Main Permutation And Combination Problems practice

What visitors can use on this page

JEE Main Permutation And Combination Problems practice FAQ