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Question
Find the value of the letters in the following question.
8 5
+ 4 A
B C 3
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Solution
From the 1’s column,
The value of 5 + A is a two-digit number whose last digit is 3.
Therefore, 5 + A = 13 `\implies` A = 8
From the column 10’s,
10B + C = 8 + 4 + 1
`\implies` 10B + C = 13 = 10 × 1 + 3
Hence, A = 8, B = 1 and C = 3
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