What number comes next?
Look at the series (538, 403, 120, ?), determine the pattern, and find the value of the next number!Correct answers: 69
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #riddles
Raymond CattellBorn 20 Mar 1905; died 2 Feb 1998 at age 92. Raymond Bernard Cattell was an English-American psychologist who conducted research on individual differences in cognitive abilities, personality, and motivation. For his BSc degree, he studied physics and chemistry, but turned to physholocy for his PhD. Influenced by his undergraduate training in science, he applied mathematical techniques to the study of psychology, making the discipline more objective and quantitative. Cattell became one of the world's leading personality theorists, and developed many widely used psychological tests, of which the best known is the 16 Personality Factor (16PF) personality assessment. During his life, he wrote 55 books and over 500 research papers.« |