What number comes next?
Look at the series (538, 403, 120, ?), determine the pattern, and find the value of the next number!Correct answers: 69
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #riddles
Transcontinental radio telephoneIn 1915, a transcontinental radio telephone demonstration was given in New York City. Speech was transmitted via Arlington, Va. to Mare Island at San Francisco, Cal. (2,500 miles). The same night, speech was also transmitted to Honolulu. |