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Find number abc

If 6a2c6 + 545cb = 121c66 find number abc. Multiple solutions may exist.

Correct answers: 44

The first user who solved this task is Djordje Timotijevic.

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The wedding ring

At the cocktail party, one woman said to another, "Aren't you wearing your wedding ring on the wrong finger?"

The other replied "Yes, I am, I married the wrong man."

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Harvey Fletcher

Born 11 Sep 1884; died 23 Jul 1981 at age 96.American acoustical engineer who was the first to demonstrate stereophonic sound (1934). He was a trail blazing investigator of the nature of speech and hearing, noted for his contributions in acoustics, electrical engineering, speech, medicine, music, atomic physics, sound pictures, and education. He guided the development of the Western Electric Hearing Aid, the first such device to use vacuum tubes. He developed a group survey method using recorded sound of decreasing volume which has wide acceptance in schools throughout the nation.

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