Question

Using the divisibility test determine which of the following numbers are divisible by 11
$5445$

Answer 1

$5445:-$ Sum of the given digits at odd places = $5+4=9$
Sum of the given digits at even place= $4+5=9$
Difference= $9-9=0$
As the difference between the sum of the digits at odd places and sum of the digits at even place is $0$.
Therefore, $5445$ is divisible by $11$.