Question
Which of the following numbers is divisible by 11?
The correct answer is
5621
To check divisibility by 11, take the alternating sum of digits:
For 5621: 5 - 6 + 2 - 1 = 0
Since the result is divisible by 11, 5621 is divisible by 11.
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Important Questions from Divisibility and Remainder
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What smallest number should be added to 16809 so that the sum is completely divisible by 41?
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