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The Ages of Three Children puzzle (sometimes referred to as the Census-Taker Problem [1]) is a logical puzzle in number theory which on first inspection seems to have insufficient information to solve. However, with closer examination and persistence by the solver, the question reveals its hidden mathematical clues, especially when the solver ...
The term algebra is derived from the Arabic word al-jabr meaning 'the reunion of broken parts' that he used for naming one of these methods in the title of his main treatise. [31] [32] Algebra became an area in its own right only with François Viète (1540–1603), who introduced the use of variables for representing unknown or unspecified ...
Problem in words: If you double the age of a child and add 4, the resulting answer is 12. How old is the child? Equivalent equation: 2 x + 4 = 12 {\displaystyle 2x+4=12} where x represent the child's age
An artificially produced word problem is a genre of exercise intended to keep mathematics relevant. Stephen Leacock described this type: [1] The student of arithmetic who has mastered the first four rules of his art and successfully striven with sums and fractions finds himself confronted by an unbroken expanse of questions known as problems ...
Bernard: Of course we know the bus number, but we still don't know your age. Cheryl: Oh, I forgot to tell you that my brothers have the same age. Albert and Bernard: Oh, now we know your age. So what is Cheryl's age? [13] Note that this problem is a slight variation of another problem, previously presented by Martin Gardner. [14]
Word problem from the Līlāvatī (12th century), with its English translation and solution. In science education, a word problem is a mathematical exercise (such as in a textbook, worksheet, or exam) where significant background information on the problem is presented in ordinary language rather than in mathematical notation.