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The sum of digits of a 3-digit number is...

The sum of digits of a 3-digit number is subtracted from the number. The resulting number is always (a) not divisible by 9   (b) divisible by 9 (c) not divisible 6      (d) divisible by 6

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RS AGGARWAL-NUMBER SYSTEM-All Questions
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  2. If n is any odd number greater than 1, then n\ (n^2-1) is divisible b...

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  3. The sum of digits of a 3-digit number is subtracted from the number...

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  4. A number is multiplied by 11 and 11 is added to the product. If the...

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  5. The product of any three consecutive natural numbers is always divis...

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  6. The sum of three consecutive odd numbers is always divisible by I....

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  7. The greatest number by which the product of three consecutive multi...

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  8. If p is a prime number greater than 3, then (p^2-1) is always divisibl...

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  9. The difference between the squares of two consecutive odd integers ...

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  10. A 4-digit number is formed by repeating a 2-digit number such as 25...

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  11. A 6-digit number is formed by repeating a 3-digit number: for examp...

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  12. The sum of the digits of a natural number (10^n-1) is 4707, where n is...

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  13. (x^n-a^n) is divisible by (x-a) for all values of n (b) only for even...

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  14. Which one of the following is the number by which the product of 8 ...

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  15. Consider the following statements: For any positive integer n, the ...

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  16. If n is any positive integer, 3^(4n)-4^(3n) is always divisible by 7 ...

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  17. If the square of an odd natural number is divisible by 8, then the ...

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