MATH PUZZLE: Can you replace...
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 129
The first user who solved this task is Thinh Ddh.
#brainteasers #math #riddles
Clyde Vernon CessnaBorn 5 Dec 1879; died 20 Nov 1954 at age 74.American Aviator, aircraft manufacturer who invented the cantilever wing and a V-shaped tail configuration and a simple, flexible monoplane design. |