Question:medium

All possible 3 digit numbers are formed using all the digits \(2,3,5,7,9\) without using any digit more than once. Among these 3 digit numbers, the number of numbers which are divisible by \(3\) but not divisible by \(5\) is

Show Hint

For divisibility by \(3\), first identify valid digit combinations using the sum-of-digits rule. Then count permutations and separately remove those ending in \(5\) if divisibility by \(5\) is excluded.
Updated On: Jul 29, 2026
  • \(24\)
  • \(22\)
  • \(20\)
  • \(18\)
Show Solution

The Correct Option is C

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