Question

If 34a is a multiple of 3, where 'a' is a digit,what are the possible values of 'a'?​

Answer 1

If a number is needed to be a multiple of 3,

Then the sum of the digits in the given number should be divisible by 3

Given,

34a so the possible values of a are 2,5,8

As sum of 342,345,348 are divisible by 3

Answer 2

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