BRAIN TEASERS

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Which is a winning combination of digits?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.

Correct answers: 69

The first user who solved this task is James Lillard.

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I didn't realize how bad of a...

I didn't realize how bad of a driver I was until my navigation system said:
"IN 400 FEET, DO A SLIGHT RIGHT, STOP, AND LET ME OUT."

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Archer Martin

Died 28 Jul 2002 at age 92 (born 1 Mar 1910). Archer John Porter Martin was an English biochemist whoshared(with R.L.M. Synge)the Nobel Prize for Chemistry in 1952fordevelopmentof paper partition chromatography using two different liquids moving at right angles. This quick and economical analytical technique separates the different components of a mixture, permitting their identification and analysis. As a new tool, it provided extensive advances in chemical, medical, and biological research. In 1941 Martin and Synge had realized that the partition of a solute between a gas and a liquid was possible, but it was in the early 1950s that Martin developed the technique of gas-liquid chromatography with A. T. James.

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