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Question
Find the value of the letters in the following question.
A 0 1 B
+ 1 0 A B
B 1 0 8
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Solution
A 0 1 B
We have, + 1 0 A B
B 1 0 8
In first column,
B + B = 8
⇒ B = 9 ...[∵ B = 4 does not fit in fourth column]
In second column, we have
A + 1 + 1 = 0
So, A should be 8.
Third column is true for these values.
Also, the fourth column is satisfied.
Hence, A = 8 and B = 9
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