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प्रश्न
Test the divisibility of the following number by 3:
79124
उत्तर
A number is divisible by 3 if the sum of its digits is divisible by 3.
79124 is not divisible by 3 because the sum of its digits, 7+9+1+2+4, is 23, which is not divisible by 3.
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संबंधित प्रश्न
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