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How many natural number upto 990 are div...

How many natural number upto 990 are divisible by 5 & 9 both but not by 7?

A

18

B

19

C

22

D

none of the above

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The correct Answer is:
B
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ARIHANT SSC-FUNDAMENTALS -LEVEL 1
  1. When the natural numbers 1,2,3,……., 500 are written, then the digit 3 ...

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  2. In how many ways can 1146600 be written as the product of two factors?

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  3. How many natural number upto 990 are divisible by 5 & 9 both but not b...

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  4. The number of solution of |x| + |y| le 0, for (x , y) in R, is :

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  5. The remainder when 2^(39) is divided by 39 is :

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  6. The unit digit of the following expression (1 !)^(99) + (2!)^(98) + ...

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  7. The sum of all four digit numbers which are divisible by 7 is :

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  8. When the numerator of a positive fraction is incresed by 2 and the den...

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  9. In the given expression pq = p - q + 9, q is a fraction and p is any p...

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  10. The digits of a three digit number are in G.P. when the digits of this...

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  11. How many even integers n; 13 <=n<=313 are of the form of 3k +4, where ...

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  12. In the above question the number of values of n which are odd:

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  13. if a and b are two odd distinct prime numbers and if a > b then a^2 -...

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  14. If P = (101)^(100) and Q = (100)^(101), then the correct relation is:

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  15. If k^2 - 25 is an odd integer then which one of the following values g...

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  16. (a + 1)(b-1) = 625, (a != b) in I^(+) then the value of (a +b) is

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  17. If p+1/p=q, then for p > 0

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  18. If a^b = b^a, (a != b) > 1, then the value of (a div b) is :

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  19. If m^n - n^m = (m + n), (m, n) in prime numbers, then what can be said...

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  20. There is unique 3 digit number which is cube of a natural number, if w...

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