Replace the question mark with a number
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 169
The first user who solved this task is H Tav.
#brainteasers #math #riddles
Chenille manufacturing machine patentedIn 1863, the first U.S. patent for a chenille manufacturing machine was issued to William Canter of New York City, who made the first such machine in the U.S. (No. 37,415) |