Question

13. In each of the following numbers, replace * by the smallest number
bers, replace * by the smallest number to make it divisible
by 11:
(ii) 39*43​

Answer 1

EXPLANATION:

let the unknown digit be x.

Then,sum of digits at odd places=3+x+3=6+x

Sum of digits at even places=4+9=13

=6+x=13

=x=13-6

x=7

Hence the answer is Seven(7).

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