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Calculate the number 24

Calculate the number 24 using numbers [1, 3, 4, 6] and basic arithmetic operations (+, -, *, /). Each of the numbers must be used only once.

Correct answers: 70

The first user who solved this task is Sanja Šabović.

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Christmas sign of the times....

As a little boy climbed onto Santa's lap, Santa asked the usual, "And what would you like for Christmas?" The child stared at him open mouthed and horrified for a minute, then gasped, "Didn't you get my E-mail?"

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Metric system adoption in Guyana

In 2003, Guyana switched to the metric system as the legal measurement system instead of the imperial system. The change was guided by the National Metrication Committee and the Metrication Division of the Guyana National Bureau of Standards, which was responsible for the public education aspect of the programme and to provide technical support to industry, regulatory bodies, local government, commercial and educational institutions. A legal sub-sector committee effected necessary changes to existing legislations that needed to be converted from imperial units. Guyana is situated in the north-east mainland of South American mainland. It has some ocean coast between Venezuela to the west and Suriname to the east.«

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