Which number replaces the question mark?
Solve Mathematical Puzzle: 4, 5, 6, 8, 11, 16, ?, 37, 58, 92Correct answers: 166
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #riddles
Charles MauguinBorn 19 Sep 1878; died 25 Apr 1958 at age 79.Charles-Victor Mauguin was a French mineralogist and crystallographer who was one of the first to make a systematic study of the silicate minerals. Using X-ray diffraction techniques, he determined the structure of a large number of micas. He also published the atomic structure of cinnabar, calomel and graphite and devised a system of symbols for designation of symmetry properties of crystals, adopted (1935) as international standard.« |