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MAGIC SQUARE: Calculate A-B+C

The aim is to place the some numbers from the list (3, 7, 12, 14, 18, 23, 27, 31, 36, 65, 71) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A-B+C.

Correct answers: 2

#brainteasers #math #magicsquare

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Sir William Osler

Born 12 Jul 1849; died 29 Dec 1919 at age 70. (Baronet) Canadian physician who revolutionized the medical curriculum in North America, adapting the best of the systems he had observed in England and Germany. He believed that students learn best by doing, teaching medical students at the bedside. He introduced postgraduate training system, instituting a general internship of one year to be followed by a residency of several years. His textbook, The Principles and Practice of Medicine (1892) included the advances of the previous half-century in clinical medical science, and remained the standard text for 40 years. Early in his life, in 1873, he made the most careful description to date of what later were called the "blood-platelets," which was presented to the Royal Society.«

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