Find number abc
If 6c0b1 + a0009 = 1cc0c0 find number abc. Multiple solutions may exist.Correct answers: 55
The first user who solved this task is Nílton Corrêa De Sousa.
#brainteasers #math
Railroad couplingIn 1873, the first U.S. patent for a railroad coupler was issued to E.H. Janney of Alexandria, Virginia. |