Find number abc
If 6a6c5 - 2a220 = b0ba5 find number abc. Multiple solutions may exist.Correct answers: 53
The first user who solved this task is Djordje Timotijevic.
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Refrigerated railcarIn 1868, a patent for a refrigerator car, “ice box on wheels,” was granted to William Davis, a fish dealer in Detroit, Mich. (who also designed the first railroad refrigerated car). |