Question

using divisibility tests, determine which of the following numbers are divisible by 11 (a) 5445​

Answer 1

Step-by-step explanation:

sum of digits at even place= 5+4=9

sum of digits at odd place= 5+4=9

difference=0

so number is divisible

Answer 2

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Sum of digits at odd places =5+4=9

Sum of digits at even places=5+4=9

Difference =9-9=0

As the difference is 0

So 5445 is divisible by 11