BRAIN TEASERS

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Find the right combination

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: 2

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Paper beats rock, rock beats scissors, and scissors beats paper, but Chuck Norris beats all 3 at the same time.

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N. Howell Furman

Born 22 Jun 1892; died 2 Aug 1965 at age 73.American analytical chemist whose analytical separation of uranium contributed to the development of the atomic bomb. He developed special techniques for preparing the bomb project materials, notably the sampling and analysis necessary for producing pure uranium metal. He also devised a new method of estimating traces of metals in various substances and assisted in developing an ether extraction process for the preparation of uranium oxide of the extreme purity required. His special methods also made possible greater utilization of tracer techniques with radioactive and stable isotopes.

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