If the sum of digits of a number is divisible by three, and the units digit is an even number, then the number is always divisible by
A
3 only
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B
6 only
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C
2 only
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D
Both 3 and 6
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Solution
The correct option is D Both 3 and 6 As the units digit is an even number, the number is always divisble by 2.
As the sum of digits is 3, the number is divisble by 3 also.
As the number is divible by both 2 and 3, it is divisble by 2×3 = 6 also.
so, option d is correct