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If N= 1+ 11 + 111 +1111 +...+111111111, ...

If `N= 1+ 11 + 111 +1111 +...+111111111`, then what is the sum of the digit's of N?
यदि `N= 1+ 11 + 111 +1111 +...+111111111` हो, तो N केअंकों का योग क्या है?

A

A)45

B

B)18

C

C)36

D

D)5

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  • If N=1 + 11 + 101 + 1001 + ... + 1000000001, what is the value of N ?

    A
    1111111100
    B
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    C
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    D
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  • If 34N is divisible by 11, then what is the value of N?

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    B
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    C
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    D
    9
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    A
    a) 1
    B
    b) 3
    C
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    D
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