Question

b) Find all possible values of'a' for which a four-digit number 320a is divisible by 3.
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Answer 1

Answer:

The Possible Values are:

3201, 3204 and 3207

Because for divisibility with 3

The sum of digits of number should be divisible by 3.

Which is possible with 1, 4 and 7 in 320a.

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