MATH PUZZLE: Can you replace...
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 460
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math #riddles
Weather broadcastIn 1921, the first U.S. broadcast of the weather was made from St. Louis, Missouri, over station WEW for the federal government. |