Can you replace the question mark with a number?
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 64
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math #riddles
Track guageIn 1863, Congress authorized a track width of 4-ft 8-1/2 in. as the standard for the Union Pacific Railroad, which became the accepted width for most of the world. |