Find number abc
If 94a58 + a64b9 = aa059c find number abc. Multiple solutions may exist.Correct answers: 37
The first user who solved this task is Djordje Timotijevic.
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BatteryIn 1940, a leak-proof flashlight battery (Ray-o-Vac) was patented in the U.S. by Herman Anthony (No. 2,198,423). |