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Find number abc

If 7b2c3 - ac210 = 1a083 find number abc. Multiple solutions may exist.

Correct answers: 2

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At the doctor's office...

At the doctor's office.
- What bothers you?
- I have a bad memory.
- Ok. What else?
- I have a very bad memory.
- What else?!
- And... I have a really bad memory.
- Yes, I understand that you have a bad memory! What else??
- And I have hearing problems.
- What else?
- What did you say?
- What else?!
- Say it again?
- What else?!
- Ah-ah! And I have a bad memory.

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Bern Dibner

Died 6 Jan 1988 at age 90 (born 18 Aug 1897).Ukrainian-American engineer and science historian whoworkedas an engineer during the electrification of Cuba. Realizing the need for improved methods of connecting electrical conductors, in 1924, he founded the Burndy Engineering Company. A few years later, he became interested in the history of Renaissance science. Subsequently, he began collecting books and everything he could find that was related to the history of science. This became a second career as a scholar that would run parallel with his life as a businessman. He wrote many books and pamphlets, on topics from the transport of ancient obelisks, to authoritative biographies of many scientific pioneers, including Alessandro Volta, inventor of the electric battery, and Wilhelm Röntgen, discoverer of the X ray.

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