MATH PUZZLE: Replace the que...
MATH PUZZLE: Replace the question marks with a numbers and calculate product these numbers.Correct answers: 155
The first user who solved this task is Roxana zavari.
#brainteasers #math
Mechanical heartIn 1952, the New York Times reported that a mechanical heart was used for the first time to maintain the blood circulation of a 41-year-old man during an 80-minute operation on his heart. The Dodrill-GMR Mechanical Heart was developed by Dr. Forest Dodrill and built by the GM Research Laboratories. |