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The total number of seven digit numbers ...

The total number of seven digit numbers so that the sum of digits is even

A

25000

B

4500000

C

`35xx 10^5`

D

none of these

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The correct Answer is:
B
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ARIHANT SSC-PERMUTATIONS & COMBINATIONS -EXERCISE (LEVEL-2)
  1. The exponent of 3 in 331! is :

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  2. The total number of six-digit natural numbers that can be made with...

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  3. The total number of seven digit numbers so that the sum of digits is e...

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  4. The number of ways in which 4 pictures can be hung from 6, picture nai...

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  5. The total number of ways of selecting 6 coins out of 10 one rupee coin...

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  6. A father with 8 children takes 3 at a time to the Zoological Gardens, ...

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  7. What would be the C.I. on an amount of rs. 4800 at the rate of 5% p.a....

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  8. The sides AB, BC, CA, of a triangle ABC have 3, 4 and 5 interior point...

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  9. The number of all the possible selections which a student can make for...

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  10. The number of ways in which a team of 11 players can be selected from ...

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  11. There are 10 lamps in a hall. Each one of them can be switched on i...

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  12. How many 10 digits numbers can be formed by using the digits 2 and 3?

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  13. If 35% of a number is 12 less than 50% of that number, then the number...

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  14. The sum of the divisors of 2^3 .3^4 .5^2 is:

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  15. The number of ways of selecting 10 balls from unlimited number of red,...

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  16. If 10 objects are arranged in a row, then the number of ways of select...

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  17. The number non-negative integral solutions of x(1)+x(2)+x(3)+x(4) le n...

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  18. Show that the total number of permutations of n different things taken...

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  19. The number of rectangles on a chess board is

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  20. Ten persons, amongst whom are A, B and C are to speak at function. Fin...

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