MATH PUZZLE: Can you replace...
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 277
The first user who solved this task is Donya Sayah30.
#brainteasers #math #riddles
Cottonseed hulling machine patentIn 1814, the first U.S. patent for a cottonseed hulling machine was issued to John Lineback of Salem, N.C.* |