Five - digit numbers divisible by 3 are formed using 0, 1, 2, 3, 4 | Filo
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Class 11

Math

Algebra

Permutations and Combinations

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Five - digit numbers divisible by 3 are formed using 0, 1, 2, 3, 4, 5 without repetition. The total number of such numbers is :

  1. 312
  2. 3125
  3. 120
  4. 216
Correct Answer: Option(d)
Solution:
Numbers using
  The number of choices we have 
Numbers using
  The number of choices we have  
                                          
                                         
There are numbers beginning with
  Total number of numbers
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