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: 12

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Patent

In 1899, black American inventor George Cook of Louisville, Kentucky, received a U.S. patent for an "Automatic Fishing Device" (No. 625,829). The device featured a trip lever activated by tension on the fishing line. This would release a spring-loaded carriage that slid back on short rails within the frame of the device immediately and also would also ring an alarm-gong by releasing a spring-actuated striker. The carriage contained a spring-driven reel which then takes up the line.

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