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NDA2016MathematicsPermutation and CombinationActual

A five-digit number divisible by 3 is to be formed using the digits 0,1,2,3 and 4 without repetition of digits. What is the number of ways this can be done?

Options

  1. A96
  2. B48
  3. C32
  4. DNo number can be formed

Correct answer

D. No number can be formed

Step-by-step solution

Since sum of digits = 10 (which is not divisible by 3 ) No numbers can be formed.

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