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Find number abc

If 554a6 - 351aa = 2c2ab find number abc. Multiple solutions may exist.

Correct answers: 29

The first user who solved this task is Djordje Timotijevic.

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Girls with lovely Scottish accent

So I walked into a this bar and heard two girls speaking in what sounded like a lovely Scottish accent. I said: So, are you two girls from Scotland?

One of them said: "Wales Idiot!"

So I said: "Oh, I am terribly sorry about that. So, are you two Whales from Scotland?"

That's the last thing I remember.

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Electric gun

In 1908, a new powderless electric gun was reported in Le Journal, France. It wasdescribed as the invention of M. Alfred Pouteaux, a young engineer from Dijon. Details were “secret,” but Pouteaux said he utilized polyphase currents of high frequency. A rapid stream of projectiles could be shot out of a tube about 4½-ft long x 2½-in diam. without explosives. Presumably, it used a series of short electrical coils around the tube, each causing induced magnetism in the bullet, which by resulting sequential repulsion was accelerated until forcefully ejected from the gun barrel. However, that idea had originated years earlier, with earlier newspaper reports, for example, about inventors L.S. Gardner, New Orleans, U.S.A. (1900), and Norwegian K. Birkeland (1902). The modern railgun uses the same principles.«

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