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Subjects
Class 11MathematicsPermutations and CombinationsPermutationsMedium
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How many (4)-digit numbers greater than (6000) can be formed from (2,4,5,6,8,9) without repetition?

Answer and explanation

Correct answer: (60)

The thousands place can be (6,8,9), and the remaining places have (5\cdot4\cdot3) ways. The total is (3\cdot5\cdot4\cdot3=180).

Related tags

PermutationsGreater ThanDigitsPermutations And CombinationsMathematicsClass 11 Mcq
सुधार सुझाएँ / Earn

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