Verify that the sum of 29 and the number obtained by reversing the digits is divisible by 11.
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92+29=121
Hence it is divisible by 11..
You can check as a general case also..
Let the no. Be 10x+y
By reversing the digits no. Will be 10y+x
When we add both no. Sum becomes 11x+11y
Hence no. Is divisible by 11
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