Calculate a x b
Look at the series (156, 615, 561, a, 413, 341, 132, b), determine the pattern, and calculate a x b.Correct answers: 61
The first user who solved this task is Slobodan Strelac.
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William James MayoDied 28 Jul 1939 at age 78 (born 29 Jun 1861). American surgeon who came from a family of surgeons. He practiced with his father, Dr. William Worrell Mayo, and brother, Dr. Charles Mayo. They specialized in surgery, pioneering the concept of group practice, and were renowned for adopting new techniques. Based in Rochester, Minn., their practice subsequently developed into the Mayo Clinic, which opened its own building in 1914. |