If 6520a6 is divisible by 3, then one of the least possible values of a is

Answers (1)

Rule of divisibility by 3 is that if sum of the digits of the number is divisible by 3 than the number is aslo divisible by 3.

6520a6 

Sum of the  digits = 6+5+2+0+a+6

                            = 19 + a  = 21 (For divisible by 3)

Hence the least posssible value of a is 2.

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