Solve Math Puzzle
If 2 + 3 = 8, 3 + 7 = 27, 4 + 5 = 32, 5 + 8 = 60, 6 + 7 = 72, then, 7 + 8 = ?Correct answers: 842
The first user who solved this task is Erkain Mahajanian.
#brainteasers #math #riddles
First U.S.-built printing pressIn 1821, Samuel Rust of New York City patented the Washington press, the first, practical and successful printing press to be built in America. A previous invention, in 1816, by George E Clymer, the Columbian Press had not been widely adopted in the U.S., and Clymer had taken his business to England. |