Which number should replace ...
Which number should replace the question mark in the circle below?Correct answers: 233
The first user who solved this task is Neelima Subrahmanyam.
#brainteasers #math #riddles
First U.S. commercial helicopter licenseIn 1946, the New York Journal-American newspaper was issued License No. 1 for its helicopter by the Cicil Aeronautics Administration. The helicopter was used for news gathering and delivering photographs. It was a Bell 47B, which had a cruising speed up to 100 m.p.h.« |