Find number abc
If 62927 - ca97a = 4b954 find number abc. Multiple solutions may exist.Correct answers: 2
#brainteasers #math
Edison patentIn 1902, Thomas A. Edison received a patent for a "Reversible Galvanic Battery" (U.S. No. 701,804). Such battery used insoluble active elements in an alkaline solution which remained unchanged during all conditions of use, such that a battery is made of great permanence and of remarkably light weight per unit of power. He had experimented and found nickel which he described as a suitable component for the battery. |