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A seven digit number divisible by 9 is t...

A seven digit number divisible by 9 is to be formed by using 7 out of number{1,2,3,4,5,6,7,8,9}. The number of ways in which this can be done is

A

A. 7*4!

B

B. 7!

C

C. 2*7!

D

D. 4*7!

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The correct Answer is:
D
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ARIHANT SSC-LOGARITHM -EXERCISE LEVEL 1
  1. Find the value of x and y respectively for log(10)(x^(2)y^(3))=7 and l...

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  2. if y=a^(1/(1-log(a)x)) and z=a^(1/(1-log(a)y)), then x is equal to:

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  3. A seven digit number divisible by 9 is to be formed by using 7 out of ...

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  4. Find the value of 1/(log(3)e) + 1/(log(3)e^(2)) + 1/(log(3)e^(4))+………....

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  5. If log(10)x^(2) -log(10)sqrt(y) =1, find the value of y, when x=2

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  6. Find the value of (3^(2))^(5log(3)x):

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  7. Find the value of (y^(3))^(-2 log(y)8) is:

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  8. log 12900 is equal to

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  9. log 0.786 is equal to:

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  10. If log(5)x =y, then 5^(5y) is equal to

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  11. If A= log(13) 189 and B = log(23)521, then which one of the following ...

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  12. If A=(log(3) 2187)/5 and B = log(243) 2187, then which of the followin...

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  13. If (150)^(x) =7, then x is equal to:

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  14. The value of x satisfying the following relation: log(1//2)x = log(2...

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  15. If log(2)(x+y) =3 and log(2)x + log(2)y =2 + log(z)3 then the values o...

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  16. The set of all the solution of the equation log(5)x log(6)x log(7)x ...

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  17. The value of (log(3)54)/(log(486)3) - (log(3)1458)/(log(18)3) is:

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  18. The number of solution of log(9)(2x-5) = log(3) (x-4) is:

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  19. If log(3)2, log(3)(2^(x)-5) and log(3)(2^(x)-7//2) are in AP then x is...

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  20. If 1 , logy , x , logz , y , -15 logx z are in A.P. , then which is co...

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