Question

Five digit number divisible by 3 is formed using 0, 1, 2, 3, 4, 6 and 7 without repetition total number of such numbers are _________


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Answer 1

Therefore, total (6*360) = 2160 five-digit numbers can be formed from 0, 1, 2, 3, 4, 6 and 7 without repetition. These are: (i) 0, 1, 2, 3 and 4. Sum of these digits is 10, which is not a multiple of 3.

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