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प्रश्न
Test the divisibility of the following numbers by 9:
3333
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उत्तर
A number is divisible by 9 if the sum of its digits is divisible by 9.
3333 is not divisible by 9, because the sum of its digits, 3 + 3 + 3 + 3, is 12, which is not divisible by 9.
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संबंधित प्रश्न
Test the divisibility of the following number by 3:
524781
Test the divisibility of the following number by 4:
946126
Test the divisibility of the following numbers by 6:
71232
Test the divisibility of the following numbers by 7:
117
In the following number, replace * by the smallest number to make it divisible by 9:
65*5
In the following number, replace * by the smallest number to make it divisible by 11:
39*43
State if the following is a prime number?
103
State if the following is a prime number?
331
Write (T) for true and (F) for false against the following statement:
If a number divides two numbers exactly, it must divide their sum exactly.
What does “divisible” mean?
