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Mark Shanteau

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The aim is to place the some numbers from the list (1, 2, 4, 5, 9, 12, 16, 17, 24, 41, 88) 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.
If 9c2b3 - a0a0c = 33ac9 find number abc. Multiple solutions may exist.
What is the missing number in the pattern above?

William Starling Sullivant

Died 30 Apr 1873 at age 70 (born 15 Jan 1803).American botanist who was the foremost U.S. bryologist in his time. Sullivant graduated in the same year his father died, and took over his surveying business. He began studying and the plant life of central Ohio and published A Catalogue of Plants, Native and Naturalized, in the Vicinity of Columbus, Ohio (1840). When he expanded his interest to the bryophytes (mosses and liverworts), he cataloged not only specimens from the U.S., but also Central America, South America, and various Pacific Ocean islands. He was elected to the National Academy of Sciences in 1872. The moss Sullivantia Ohioensis was named in his honour.«

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