In the problem A + A + A = BA, what is A and what is B? (This is a column addition problem. BA is a two-digit number---not B x A.)
Answer:
A = 5 and B = 1.........5 +5 + 5 = 15
Day 146
In the problem AB x A = 111, what is A and what is B? (AB is a two-digit number.)
Answer:
A = 3 and B = 7...........37 x 3 = 111
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