If repetitions are not allowed, the number of four digit numbers d | Filo
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Class 11

Math

Algebra

Permutations and Combinations

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If repetitions are not allowed, the number of four digit numbers divisible by and formed with the digits is

Correct Answer: Option(a)
Solution: Number ending with either or is divisible by
Case 1) unit place is
Numbers
Case 2) unit digit is
Numbers
total number
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