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Akshara from NPS, Bengaluru
Subject :IMO    Class : Class 8

The number (10n – 1) is divisible by 11 for ___.

A n ∈ N
B Odd values of n
C Even values of n
D n is the multiple of 11


What does option A mean ??

Ans 1:

Avyaan Das from DPS Newtown, Kolkata
Class : Class 8
it should be b no?

Ans 2:

Akshara from NPS, Bengaluru
Class : Class 8

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