Which number is missing?
Which number is missing?Correct answers: 220
The first user who solved this task is Eric Newton.
#brainteasers #math #riddles
Russo-American space walkIn 1997, U.S. astronaut Jerry M. Linenger and Russian cosmonaut Vasily Tsibliyev completed the first-ever Russo-American space walk, a five-hour excursion from the Russian space station Mir.* |