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Class 11MathematicsPermutations and CombinationsCombinationsExpert
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From (8) consonants and (5) vowels, (5) letters are selected with at least (2) vowels. How many selections are possible?

Answer and explanation

Correct answer: (881)

Taking vowels as (2,3,4,5) gives a total of (881). For an at-least condition, add all permitted counts.

Related tags

Class11CombinationsLettersAt-LeastExpertPermutations And CombinationsMathematicsClass 11 Mcq
सुधार सुझाएँ / Earn

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