Mathematics - Permutation Combination Question with Solution | TestHub

MathematicsPermutation CombinationArrangement under ConstraintEasy2 minPYQ_2023

MathematicsEasysingle choice

Number of words from the letters of the words BHARAT in which $B$ and $H$ will never come together is

Options:

Answer:

Solution:

There are 6 letters in the word BHARAT, 2 of them are identical. Hence total number of words $= 6! /2! = 360$
Number of words in which $B$ and $H$ come together
$= \frac{5 ! 2 !}{2 !} = 120$
final ans $= 360 - 120 = 240$

Stream:BITSATSubject:MathematicsTopic:Permutation CombinationSubtopic:Arrangement under Constraint

⏱ 2mℹ️ Source: PYQ_2023

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