Replace the question mark with a number
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 177
The first user who solved this task is Donya Sayah30.
#brainteasers #math #riddles
Mailbox patentIn 1942, L.A. Thatcher of Stamford, CT received a patent this day - by mail. Appropriately, Mr. Thatcher had patented a coin-operated mailbox. When money was inserted, a meter stamped the envelope. |