Replace the question mark with a number
MATH PUZZLE: Can you replace the question mark with a number?Correct answers: 415
The first user who solved this task is Sanja Šabović.
#brainteasers #math #riddles
Charles Atwood KofoidDied 30 May 1947 at age 81 (born 11 Oct 1865). American zoologist whose classification of many new species of marine protozoans helped establish systematic marine biology. Named director of the University of Illinois Biological Experiment Station in Havana, IL. (1895-1903), Kofoid investigated plankton in the river and backwater lakes. He joined the newly founded Scripps Institution of Oceanography (1903). Kofoid was a member of their scientific staff on the US Fish Commission Steamer Albatross during the Albatross Expedition (l904-5) off the coast of San Diego, CA. Two summers (1908,9), he toured the marine biological stations of Europe, buying instruments and collecting information on buildings and aquaria to help plan the San Diego Marine Biological Station. |