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MAGIC SQUARE: Calculate A+B-C

The aim is to place the some numbers from the list (10, 11, 18, 19, 20, 23, 24, 27, 31, 34, 37, 90) 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: 34

The first user who solved this task is On On Lunarbasil.

#brainteasers #math #magicsquare

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Florence Rena Sabin

Died 3 Oct 1953 at age 81 (born 9 Nov 1871). American anatomist who was one of the first women physicians to pursue a research career. Her investigation of the lymphatic system proved that it developed from the veins in the embryo and grew out into tissues, the reverse of then prevailing understanding. In 1903, she became the first woman on the faculty at Johns Hopkins University School of Medicine. It had initially been reluctant to hire a woman, but she had shown exceptional skill in papers published during a fellowship there. She moved in 1925 to head the cellular immunology section at the Rockefeller Institute, where she researched the body's white blood cells reaction to tuberculosis infection. In 1926, she was the first woman elected to the National Academy of Sciences.«

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